From the worlds largest gambling operation, J.P. Morgan bank.

• J.P. Morgan's top quant Marko Kolanovic predicts a "Great Liquidity Crisis" will hit financial markets, marked by flash crashes in stock prices and social unrest.
• The trillion-dollar shift to passive investments, computerized trading strategies and electronic trading desks will exacerbate sudden, severe stock drops, Kolanovic said.
• Central banks will be forced to make unprecedented moves, including direct purchases of equities or negative income taxes.
• Timing of when this next crisis will occur is uncertain but markets appear to be safe through the first half of 2019, he said.f