[JacobKfromIRC]

Another option is cryonics: https://en.wikipedia.org/wiki/Cryonics

It's not the same as what you suggest, but there's still hope you could regain consciousness, and this is a process that some companies already have infrastructure for. It is pretty expensive though.

[acdbddh]

this actually started to look promising recently, since https://eon.systems/ somewhat managed to scan and upload fly brain to the computer, maybe one day the same would be possible with the frozen human brain.

imagine waking up in the simulated environment...