When I last spoke to Ashwini Chhabra in April, the always dapper Taxi and Limousine Commission deputy was explaining local rules that protect riders from the downside of e-hailing apps like Uber. So I didn't anticipate Chhabra's sudden move from regulator to corporate fixer.

Even for a company that takes a certain measure of glee in being abrasive outlaws, this has to be the most unnecessary customer relations shit show on Twitter not involving unsolicited porn.