Gavin Newsom announced a contest for the data that is at DataSF.org:
The day-long app-building contest is open to developers, journalists, community organizers, policy wonks, students and others interested in building a better San Francisco from more than 100 datasets available on DataSF.org.
[...] on the heels of San Francisco’s App Contest, New York City is following suit with an app contest of its own. There are a number of prize [...]