Originally Posted by Freebase Dali

I'd say: It depends.

In one hand, I don't see a problem with people posting youtube music vids only in threads that lend itself to that sort of thing, or if the person is a contributing member. But in the other, if there's a user that does nothing but post youtube vids (I.E. Lovesong) in every thread they post in, adding no meaningful content, then yea... that's spam.