Nope, I haven't... and, while it doesn't seem to be loaded with malware or anything, it seems to be home to illegally streamed videos. So, if it's legit... it's not legit. :)

(And the only reason I'm not blocking this question as SPAM on Formspring is because I can't be sure that it wasn't innocently asked by a friend or follower of mine who wants to know more about the site... so, I'm giving an honest answer here.)