https://manifold.markets/nfd/will-a-bot-account-bet-on-this-mark

...which actually is a proof-of-concept that allows a silly picking-pennies-up-off-the-ground attack on some automated traders as they apparently currently exist. Getting 6 participants implies that I'm picking up pennies off the ground for every run of this market (+$M10 from the system bonus) and you're picking up pennies off the ground that an easily-taunted trading bot drops on the floor. You're effectively betting against the bots' programming getting more sophisticated before close (assuming someone bothers to try to attack the bots somehow).