2022 Update

Update: Most know that the Dodgeball founders left Google and the company morphed into Foursquare and then Swarm. 

2007 Blog Post

Dodgeball.com is in the Mobile Social Software (MoSoSo) space. This seems useful and easy to use. It is within Google's stable of applications, so it recognized my Google account and asked permission to use that account and log me right in.