Around 2005 I was using deep freeze for 20ish Windows 2000 public computers with only documents folder mutable so people could save stuff in there. Worked like magic. I'm not related with the product, just sharing my experience. YMMV.

Edit: link https://www.faronics.com/es/products/deep-freeze

Deepfreeze was a staple of cybercafés in the 90s and 00s

why no ñ?

Who can say (why your heart sighs, as your love flies? Only time.).

you can do so also without google authenticator

in a previous HN post I've copied my quick 'n dirty notes

[1]: https://pastebin.com/yYzSrM61

logins can be delayed [0] and TOTP can be used in conjunction with SSH (without google authenticator)

[0] https://unix.stackexchange.com/questions/105553/how-to-provi...

edit:

quick and dirty notes of my setup [1]

[1] https://pastebin.com/yYzSrM61