New Facebook Places Logo Is A “4.” In A Square. Yeah.
techcrunch.com
techcrunch.com
Sadly it can also be seen as facebook nailing down the 4 in a square.
I kept thinking it was some sort of Dodge ball game
http://en.wikipedia.org/wiki/Four_square
The name for the service was a consequence of it being the follow up to a social networking service called "Dodgeball" that was bought out and killed off.