That tech-savvy, data-driven quants are dabbling in the field is hardly new — it’s been touted as the next big thing for years, and the tools have been getting cheaper and easier to use all the while. What sets the latest flurry of activity apart is the backdrop. Whipsawing markets and the over-crowding of many quant strategies have battered their performance and started to undermine investor enthusiasm for this once red-hot corner of the investing world.

https://www.bloomberg.com/news/articles/2019-05-17/robots-that-learn-are-the-hottest-weapon-in-the-investing-arms-race