'I've never felt more isolated': The man who sold Minecraft to Microsoft for 2.5 billion reveals the empty side of success

It's the dream of many a startup founder: Make something people love and wind up wildly rich, selling the company for billions. But after you do that, what comes next? It could be a sense of hopeless isolation. So says Minecraft founder Markus Persson (aka "Notch") in a strangely revealing series of tweets. Microsoft bought Minecraft for 2.5 billion almost a year ago, and the founder did not join Microsoft after the sale.