Users of the social network have played more than 62 million songs 22 billion times since Facebook opened up its graph to developers last year, the company says.
Facebook has created a booming app economy that's made plenty of developers rich. It's also forcing a lot of them to lose sleep.
DrumPants on Kickstarter let you play (music) with yourself by arming (and legging) you with sensors that can be programmed to play more than 100 sounds. It's you as musical instrument.
Online streaming music grew in popularity and reach in 2013, but examples of those doing it profitably are still scarce. Here's what may make next year different.