Earlier quoted context omitted.
I really doubt it would be that easy to KO Facebook. Remember Orkut? Google is great at a lot of things, but building online communities is not one of them. Also, as has been pointed out in other discussions: most Facebook users don't care and aren't going to leave unless there's a compelling reason. A lot of their photos are already locked into Facebook -- it's going to take a lot to show them a greener pasture, and…
Orkut is just not popular in your country. Here in Brazil it wasn't until last year that people started even knowing what Facebook/Myspace is. The social rule around here is Orkut + MSN Messenger. Unfortunately it led to a wave of "@hotmail" emails, but that's another thing.
http://www.alexa.com/siteinfo/hyves.nl
says it all.