Here is ONE of the longest threads (there could be others):
http://www.freerepublic.com/focus/f-backroom/1163131/posts
65,535 posts is the limit (you can post more, but they don’t show up). I’m not sure of the exact reason (it has something to do with 16 bit encryption), but it is 2 to the 16th power minus 1.
Thanks. Long, if little content. Guess it shows humor is most popular.