Both Facebook and MySpace lost millions of users between August and September, according to recent numbers from Nielsen Online and ComScore.

Facebook was supposed to become the Google of social networking. It’s not going to happen. Facebook is over the hill and has reached the social networking implosion point.

Opening up Facebook to non-students and third party apps has not increased the value of the platform, it has diminished Facebook’s usefulness. The Facebook backlash has begun.

A Facebook app may deliver eyeballs, but the value of those users is questionable. Development time and energy may be more wisely spent on widgets that can be plugged into any network.

Mark Zuckerberg’s time to cash in is running out. Today something is up at Facebook, as Valleywag and New York’s Caroline McCarthy have reported.