The story of Tidal: How Jay Z bought a European startup no one had ever heard of and turned it into one of the most famous music companies in the world
Jay Z likes to do things personally. So one day in March he sat down and dialed the phone numbers of some of the users of his new music-streaming service, Tidal. Staff at Roc Nation, Jay Z's sports- and entertainment-management company, listened as fans reacted with shock to phone calls from Jay Z. "This is the best customer service call I’ve ever received," one fan exclaimed.