(1) If I really got sued we're be fairly big. I mean companies would only sue me if I have money to pay. Viacom wouldn't sue Youtube if Youtube wasn't acquired by Google. Who doesn't want to be Youtube? =)

(2) I haven't paid much attention to business model yet, think I'd get more users and figure out. But I am planning to have a targeted, contextual advertising model -- e.g. putting job ads of google in a google review page. =)