32 files changed, 112 insertions, 56 deletions
diff --git a/manuals/bc/A.1 b/manuals/bc/A.1
index 2e2816290587..da35e8c7eaee 100644
--- a/manuals/bc/A.1
+++ b/manuals/bc/A.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -519,6 +519,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/A.1.md b/manuals/bc/A.1.md
index 5e5b75bb3821..293a21ad0259 100644
--- a/manuals/bc/A.1.md
+++ b/manuals/bc/A.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -403,7 +403,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/E.1 b/manuals/bc/E.1
index 6bacb680af67..02a56e6c653c 100644
--- a/manuals/bc/E.1
+++ b/manuals/bc/E.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/E.1.md b/manuals/bc/E.1.md
index 3bec29912b77..7cbc1a56548a 100644
--- a/manuals/bc/E.1.md
+++ b/manuals/bc/E.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/EH.1 b/manuals/bc/EH.1
index ed19e9769bd7..8cb2a3bc8335 100644
--- a/manuals/bc/EH.1
+++ b/manuals/bc/EH.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/EH.1.md b/manuals/bc/EH.1.md
index 32d95f48fcee..351882878cd3 100644
--- a/manuals/bc/EH.1.md
+++ b/manuals/bc/EH.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/EHN.1 b/manuals/bc/EHN.1
index 39846195d4b3..f751f9d31beb 100644
--- a/manuals/bc/EHN.1
+++ b/manuals/bc/EHN.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/EHN.1.md b/manuals/bc/EHN.1.md
index 2eaf8145c90e..dfe1c401970f 100644
--- a/manuals/bc/EHN.1.md
+++ b/manuals/bc/EHN.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/EHNP.1 b/manuals/bc/EHNP.1
index 231dc1d404c4..e25cd1a7da42 100644
--- a/manuals/bc/EHNP.1
+++ b/manuals/bc/EHNP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/EHNP.1.md b/manuals/bc/EHNP.1.md
index 4138ffb98c5e..e55673769736 100644
--- a/manuals/bc/EHNP.1.md
+++ b/manuals/bc/EHNP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/EHP.1 b/manuals/bc/EHP.1
index 7dcc83b7bddd..7f35d1a1be7f 100644
--- a/manuals/bc/EHP.1
+++ b/manuals/bc/EHP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/EHP.1.md b/manuals/bc/EHP.1.md
index c012f68fed43..11050003420f 100644
--- a/manuals/bc/EHP.1.md
+++ b/manuals/bc/EHP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/EN.1 b/manuals/bc/EN.1
index d11c6f7742a1..c8e3a327b2f8 100644
--- a/manuals/bc/EN.1
+++ b/manuals/bc/EN.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/EN.1.md b/manuals/bc/EN.1.md
index e7ba17a98401..950a00c4cd3d 100644
--- a/manuals/bc/EN.1.md
+++ b/manuals/bc/EN.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/ENP.1 b/manuals/bc/ENP.1
index 0240b22b495a..2116cc69d38d 100644
--- a/manuals/bc/ENP.1
+++ b/manuals/bc/ENP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/ENP.1.md b/manuals/bc/ENP.1.md
index 8e5b6fbdd27c..20c380dd1bb2 100644
--- a/manuals/bc/ENP.1.md
+++ b/manuals/bc/ENP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/EP.1 b/manuals/bc/EP.1
index 01f34378fd65..2213f7fd3141 100644
--- a/manuals/bc/EP.1
+++ b/manuals/bc/EP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
diff --git a/manuals/bc/EP.1.md b/manuals/bc/EP.1.md
index a853961d683c..d60706d46d91 100644
--- a/manuals/bc/EP.1.md
+++ b/manuals/bc/EP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
diff --git a/manuals/bc/H.1 b/manuals/bc/H.1
index d6053feab4e8..df3fdf974c82 100644
--- a/manuals/bc/H.1
+++ b/manuals/bc/H.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -514,6 +514,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/H.1.md b/manuals/bc/H.1.md
index f764e47cc0f4..476bc32019b2 100644
--- a/manuals/bc/H.1.md
+++ b/manuals/bc/H.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -399,7 +399,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/HN.1 b/manuals/bc/HN.1
index 6a8dd876db65..f4b78449838c 100644
--- a/manuals/bc/HN.1
+++ b/manuals/bc/HN.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -514,6 +514,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/HN.1.md b/manuals/bc/HN.1.md
index 9cc71c3be057..979e0510822f 100644
--- a/manuals/bc/HN.1.md
+++ b/manuals/bc/HN.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -399,7 +399,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/HNP.1 b/manuals/bc/HNP.1
index 30a8b00a5009..7b1f36a3866b 100644
--- a/manuals/bc/HNP.1
+++ b/manuals/bc/HNP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -509,6 +509,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/HNP.1.md b/manuals/bc/HNP.1.md
index 0425073d1c08..608cca1f4c21 100644
--- a/manuals/bc/HNP.1.md
+++ b/manuals/bc/HNP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -395,7 +395,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/HP.1 b/manuals/bc/HP.1
index 2ece4e38cbd1..617987fbf743 100644
--- a/manuals/bc/HP.1
+++ b/manuals/bc/HP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -509,6 +509,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/HP.1.md b/manuals/bc/HP.1.md
index 482f1a482734..71bc1ff72c09 100644
--- a/manuals/bc/HP.1.md
+++ b/manuals/bc/HP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -395,7 +395,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/N.1 b/manuals/bc/N.1
index 9250b028635a..70e8a4945a2b 100644
--- a/manuals/bc/N.1
+++ b/manuals/bc/N.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -519,6 +519,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/N.1.md b/manuals/bc/N.1.md
index 63a5acf8ab47..7d7d008fc31c 100644
--- a/manuals/bc/N.1.md
+++ b/manuals/bc/N.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -403,7 +403,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/NP.1 b/manuals/bc/NP.1
index 89377821b179..0e45d6dcab62 100644
--- a/manuals/bc/NP.1
+++ b/manuals/bc/NP.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -514,6 +514,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/NP.1.md b/manuals/bc/NP.1.md
index 60d6a7e59b37..b948badbf5e7 100644
--- a/manuals/bc/NP.1.md
+++ b/manuals/bc/NP.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -399,7 +399,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers
 
diff --git a/manuals/bc/P.1 b/manuals/bc/P.1
index 688d6cb612b3..24fd54bcfecc 100644
--- a/manuals/bc/P.1
+++ b/manuals/bc/P.1
@@ -1,7 +1,7 @@
 .\"
 .\" SPDX-License-Identifier: BSD-2-Clause
 .\"
-.\" Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+.\" Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
 .\" modification, are permitted provided that the following conditions are met:
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "October 2020" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "January 2021" "Gavin D. Howard" "General Commands Manual"
 .SH NAME
 .PP
 bc - arbitrary-precision decimal arithmetic language and calculator
@@ -514,6 +514,10 @@ generator with \f[B]rand()\f[R] and \f[B]irand(E)\f[R] are guaranteed to
 This is a consequence of using a seeded pseudo-random number generator.
 However, they \f[I]are\f[R] guaranteed to be reproducible with identical
 \f[B]seed\f[R] values.
+This means that the pseudo-random values from bc(1) should only be used
+where a reproducible stream of pseudo-random numbers is
+\f[I]ESSENTIAL\f[R].
+In any other case, use a non-seeded pseudo-random number generator.
 .SS Numbers
 .PP
 Numbers are strings made up of digits, uppercase letters, and at most
diff --git a/manuals/bc/P.1.md b/manuals/bc/P.1.md
index af712806cfc7..d69e83ab0fc7 100644
--- a/manuals/bc/P.1.md
+++ b/manuals/bc/P.1.md
@@ -2,7 +2,7 @@
 
 SPDX-License-Identifier: BSD-2-Clause
 
-Copyright (c) 2018-2020 Gavin D. Howard and contributors.
+Copyright (c) 2018-2021 Gavin D. Howard and contributors.
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -399,7 +399,10 @@ generator.
 **Note**: The values returned by the pseudo-random number generator with
 **rand()** and **irand(E)** are guaranteed to *NOT* be cryptographically secure.
 This is a consequence of using a seeded pseudo-random number generator. However,
-they *are* guaranteed to be reproducible with identical **seed** values.
+they *are* guaranteed to be reproducible with identical **seed** values. This
+means that the pseudo-random values from bc(1) should only be used where a
+reproducible stream of pseudo-random numbers is *ESSENTIAL*. In any other case,
+use a non-seeded pseudo-random number generator.
 
 ## Numbers