Elon Musk says Tesla robotaxis are coming — and soon

Look out, Uber. Tesla CEO Elon Musk plans to turn the electric car company's fleet of vehicles into a massive autonomous ride-hailing network. 
Musk laid out his vision for the self-driving Tesla network — which he expects to be in operation as early as next year — at a Monday investor event focused on autonomous driving. It's not the first time he's floated the idea; he tweeted about Tesla robotaxis earlier this month.
But his timeline, and much of the other details about the s