No ProTools, no record players, no DJ skills required. With Crossfader, you just swipe between songs, pick two you like, and tilt back and forth to mix them into a mashup. This is Turntable.FM co-founder Seth Goldstein’s plot to turn legions of young ravers into creators.
![](http://is2.mzstatic.com/image/thumb/Purple7/v4/5a/9c/57/5a9c5775-d118-d7bb-3245-a165ecabdf66/source/60x60bb.jpg)