For the first time ever, there's more money in passive investing strategies than active oneshttps://www.bloomberg.com/news/articles/2019-09-11/passive-u-s-equity-funds-eclipse-active-in-epic-industry-shift …
The interesting question - and in most markets we're still a long way from that point - is at what point there's not enough money in active investing to make passive investing a reliable way to free ride off the informational efficiency created by active traders.