It’s really easy well documented how to install postmarket-os on chrome books, as described here: https://wiki.postmarketos.org/wikiCategory:ChromeOS . Go and be the person that empowers these kids and transforms their computer into a machine they can use and modify in any way they like, instead of remaining mere recipients of the actions of some billion dollar company

Why not just teach gamers in the mean time to sideload their own store ? F-Droid isnt downloadable through Google Play but still works as an alternative once you’ve installed it ?