Heh, I see in this case it's been requested at
least 3 times before.
Most of the discussion is on
http://bugzilla.wikimedia.org/show_bug.cgi?id=1485 and is quite
interesting - issues about when to convert to em-dash vs en-dash. The
discussion seems to boil down to: everyone agrees that -- to em-dash
is intuitive, but how do you then implement a syntax for en-dash for
the few people who want it?
Luckily we've already got one: –
Damn typography snobs... ;)
-- brion vibber (brion @