# [tex-live] fwd: \delta in overfull \hboxes screws up xterm

Karl Berry karl at freefriends.org
Wed Jul 14 19:22:55 CEST 2004

no other system that uses ^^ for escaping; maybe that was normal 25
years ago

No.  I always figured it came from the convention of writing "^A" for
Control-A, etc.  Except of course he wanted ^ for superscript, so he had
to use ^^. Just a random idiosyncrasy, in other words.