Thank the Robots for Wall Street's Wild Ride

The VIX — a measure of market sentiment and nicknamed the “Fear Index” — topped 50, a level not seen since the 2008 crisis.

All this took place while money managers hobnobbed in the Hamptons and sailed around Martha’s Vineyard.

While the jet-setting market players were away at the beach — as was Obama’s Treasury chief Jack Lew, we assume — the robots took over Wall Street.