The next time it happens, reboot and then run sudo journalctl -b 1 -e -x. What errors are logged?

It is comical that Google is trying to be Apple except they can’t mimic any of the good parts (processors, polish, etc) and have a miniscule market share.

I think the XMRig engine is too big to download in a browser in a reasonable size, and WASM isn’t fast enough. also people would be even less happy if they were locked out of a website until they mine crypto for the site owner :p