This from 2018, true then and true today (sorry for posting from CNN):
“Machines are driving Wall Street’s wild ride, not humans”
https://money.cnn.com/2018/02/06/investing/wall-street-computers-program-trading/index.html
The market has become too clever by half. It has become a game board with complex rules. Most simply ride it while others play a game so many do not understand. It is as if several games are being played on the same field with only the playing surface and goal posts being the same.