I don't get around all that much, but the biggest one I've seen was Daring Fireball's web shortener at ✪df.ws . It was later pulled due to widespread software

I don't get around all that much, but the biggest one I've seen was Daring Fireball's web shortener at ✪df.ws . It was later pulled due to widespread software problems with Unicode glyph handling, with a big offender being AT&T's name servers: http://daringfireball.net/2010/09/starstruck http://daringfireball.net/2010/09/starstruck .