Yeah the restrictions on Chromebooks are really annoying. Termux is the only way I can actually program on my chromebook and if they remove that I guess it's time to buy a Thinkpad.
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Nethack is also available on termux. I like to play on my Chromebook when at school.
And if you want to take the extra step use Librewolf
If you would like to use a TUI this you can check out ncurses. Should be a lot simpler than an GUI.
FOSS > ONCE > SaaS
ONCE is a comprimize but it is not an ideal. I would rather have true freedom to use software as I wish.
I emailed the NSA'a Electronic Commerce Email this question. I'm waiting for my response.
I'm 15 and I have been trying to degoogle but it's hard. The school insists you use Google services. You need to use a locked down Chromebook and use Google Classroom. Google Slides or whatever. If you want to access your school email you need to use Gmail and the services that are not provided by Google you need Microsoft for such E-learning classes. They don't use any FOSS whatsoever.
Oh.
Why not just use vim? It's preinstalled.
I wouldn't say classical Marxists could be equated with fascists but most people nowadays who call themselves "Communists" are fascist at heart.
Your DM should be able to handle multiple DEs just install from command line and pick which DE you want from the DM.