In message “What is base64.rb for? (from /usr/lib/ruby/1.6/base64.rb)” on 03/04/18, Sam Roberts firstname.lastname@example.org writes:
I note that it has a vestigial rfc2047 decoder for japanese (only!)
character sets in it, as well as a few utility functions, and its
still there in 1.8.
It’s there only because historical and compatibility reason.