It's really in case Facebook "screws them" -- in that scenario, nobody is tied to the Facebook login and can still access the site. Allowing them to Facebook Co

It's really in case Facebook "screws them" -- in that scenario, nobody is tied to the Facebook login and can still access the site. Allowing them to Facebook Connect now lets them at least take advantage of viral "things" -- e.g. a wall post is posted when you sign up.