System76 have been providing practical solutions for running free software on available hardware for years now. That does indeed deserve kudos, even from you.
Keeping a kilowatt of computing power running at all times at home and connecting to it with a dumb ChromeOS terminal as you're suggesting is quite honestly not a viable solution for many people. And excluding practicalities (which a real person, of course, cannot) it might even be worse for security depending on your threat model.