And you still can, you just won't be getting updates. Just like Apple IIs and C64s from decades ago don't get any updates.
It's not like 6.5 years after release it just immediately refuses to power on anymore, it still works
You can "update" a C64 long after its manufacturer is gone, but these devices are literally designed to lock you out.
Chromebooks are designed to preserve data. The hardware is presumed vulnerable to failure.
They are basically modern version of a dumb/dumbed down network terminal. Chromebook experience is tailored for doing everything in the browser.
For fsck's sake you have to print through the "cloud": https://www.laptopmag.com/articles/how-to-set-up-google-prin...
You have to trust that Google will preserve your data in its cloud.
This is much better than getting an elderly relative off Windows XP.
There are several companies currently making new (more stable, more reliable) power supplies for C-64's.