edits

Author: biniona

Doc/library/base64.rst

@@ -189,16 +189,14 @@ POST request.  The encoding algorithm is not the same as the
 Base 85 Encodings
 -----------------
 
-Base-85 encoding is not formally specified. Base-85 encoding is a de facto standard
-originating from the ASCII Base-85 Strings encoding defined by the
-`PostScript Language <https://web.archive.org/web/20161222092741/https://www.adobe.com/products/postscript/pdfs/PLRM.pdf>`_.
+Base-85 encoding is not formally specified. Base-85 encoding is a de facto standard,
+and different systems perform the encoding differently.
 
 The Ascii85 and Base85 functions in this module are two implementations of
 the de facto standard. Which function you should use depends on how the other
 software you use implements the Base-85 encoding.
 
-The two functions present in this module provide options
-to configure the encoding in the following ways:
+The two functions present in this module differ in how they handle the following:
 
 * Whether to include enclosing ``<~`` and ``~>`` markers
 * Whether to include newline characters