Broken like (IIRC) "it's hard (maybe impossible) to fix compatibly due to a major change in early 2006 in how authentication uses cookies, which was needed to stop large-scale account cracking.". See http://community.livejournal.com/lj_dev/823914.html fo (links to) some of the story. (And yes, it's a major irritant for some client developers. Doesn't change the "hard to fix" part.)