ah, you are not really stranger ne. ^^
well, almost all forum here are nice ( I said almost because I havent explored all thread)
we have otaku zone.
here is spam section, if you want to spam. and some other nice section. you like Role playing Game?
Try RP Lore[SPOILER]http://muffin.g2anime.net/forumdisplay.php?f=176[/SPOILER]. we also have the lounge[SPOILER]http://muffin.g2anime.net/forumdisplay.php?f=74[/SPOILER] that discuss about other other general things. well you'll be familiar if you check around.
(sst.. I do the same still (This is big forum LOL)) anyway, if you want to talk about more serious things, go to terra incognita forum.