Impressive, surely this can't 'just' be early adopters like many say? I mean considering Google has total integration between search, mail and other products I

Impressive, surely this can't 'just' be early adopters like many say? I mean considering Google has total integration between search, mail and other products I feel Google+ can be very successful. Also this is about a 1/5 of MySpace and it's still in a private beta.