Literally me, thanks buddy, now I know enough to know that I know nothing, either give up or start planning a investment of time so large that I can’t make the space necessary

You’ll have a hard time breaking Debian (unless you make a FrankenDebian) also FYI the Debian Installation Media has a built in Rescue environment for Debian under Advanced Options

No Steam is SteamOS only!!!

Delayed security updates and bugfixes, ig it would be fine to use a couple months before the next Debian version releases when the desire for newer packages is the greatest and auto switch to stable when it releases

Acetone should do the trick