Justin Bieber’s YouTube Coachella set had nothing to do with who owns his music

This past Saturday at the Coachella music festival, Justin Bieber played the first of two headlining sets in a deal reportedly worth $10 million. It was his most significant solo performance in years. But Bieber spent some of his time on stage the way many of us do on Saturday nights: on YouTube. For some of the set, Bieber played parts of his older songs right off YouTube from a Mac laptop. Behind him, on the stage's screen, you could see YouTube's website as he searched for songs in real time...