Tonight, I helped find a bug in libreadline, that required looking to the actual POSIX specification to determine what, if anything, is the sane thing to do if your locale is broken.
This is not the YouTube video I expected to make, but I just uttered the following in #illumos:
[2:50:09 AM] <NCommander> This is getting fairly close the eldritch tomes of lore that AT&T used to forge the One Ring deep in the heart of Murray Hill
