By the end of 2013, AirBNB will fill more rooms each night than the Hilton hotel. TechCrunch

Hail a taxi using your smartphone in NYC? New York Times

Childhood obesity rates drop slightly in some cities – what are they doing right? Time

Amazon launches social gifting service. Mashable

Facebook changes its privacy controls. Mashable

Ai Weiwei documentary makes Oscar shortlist. Mediabistro

More rumors on the Apple TV, is it finally being tested? Austin Business Journal

The new University Of California logo stirs debate- worse than GAP? Brand Channel

How we listen to holiday music. Nielsen Wire

Redbox introduces streaming to compete with Netflix. USA Today

Gmail outage outrage explained. Wired