This is a slippery slope which we can view in real-time looking at the speedrunning community. Many current real person runs are using strategies once thought to be computer-only. A Mario run from 2024 would be viewed as totally impossible in 2004.
You just described most competitive games (even vaguely so), and 100% of esports.
There's also the multi-world randomiser community, where people network a bunch of emulators together, and finding an item in one game can actually unlock something else in another player's game.