CONTRIBUTING: fixed wording and updated

CONTRIBUTING

@@ -65,7 +65,7 @@ notice:
  * This file incorporates work covered by the following copyright and permission
  * notice:
  *
- *     MIT License
+ *     MIT Licenseutils 
  *
  *     Copyright (c) <year> <copyright holders>
  *
@@ -91,42 +91,43 @@ notice:
  */
 
 Make sure lines never exceed 80 columns in width when using four-character
-indentation steps. This helps contributors who do not have access to text
-wrapping in their text editors or terminals.
+indentation steps. This helps contributors with smaller screens, those using
+side-by-side editor windows or panes, and those who have no text wrapping in
+their editor or terminal.
 
 For usage text and help messages, do not implement a -h option. Instead, print
 usage information when any erroneous option is specified. Follow the NetBSD
 style guide for the usage text’s output format [1].
 
+[1] <http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/share/misc/style>
+
 If committing a new source file, format the commit message following these
 guidelines:
 
-$ git commit -m 'tool(1): added feature x'
+$ git commit -m 'tool(1): add feature x'
 
 If committing a new library or header file:
 
-$ git commit -m 'library(3): fixed overflow'
-$ git commit -m 'header.h(3): added header.h(3)'
+$ git commit -m 'library(3): fix overflow'
+$ git commit -m 'header.h(3): add header.h(3)'
 
 If committing a new manual page:
 
-$ git commit -m 'tool.1: added author details'
+$ git commit -m 'tool.1: add author details'
 
 If modifying some other file or directory:
 
-$ git commit -m 'README: clarified'
-$ git commit -m 'tests/posix: fixed bug #47'
+$ git commit -m 'README: clarify'
+$ git commit -m 'tests/posix: fix bug #47'
 
 For multiple of these:
 
-$ git commit -m 'Makefile, tool(1): added tool(1)'
-$ git commit -m 'tool(1): added tool(1); \
-	library(3), library.3: added library(3)'
-$ git commit -m 'tool(1): fixed #42 & added feature x'
+$ git commit -m 'Makefile, tool(1): add tool(1)'
+$ git commit -m 'tool(1): add tool(1); \
+	library(3), library.3: add library(3)'
+$ git commit -m 'tool(1): fix #42 & add feature x'
 
-Commit messages should be written in the past tense.
-
-[1] <http://cvsweb.netbsd.org/bsdweb.cgi/~checkout~/src/share/misc/style>
+Commit messages should be written in the present tense.
 
 --
 This work © 2023–2024 by Emma Tebibyte is licensed under CC BY-SA 4.0. To view a