[scandinavian]

>it's more or less irrelevant if there is a working PoC today

By that logic, all current crypto is already broken and we should only use quantum safe crypto.

You guys threat model for your personal computers are way beyond most of the planet, so I will concede and agree that you should not use browsers or run untrusted code until new CPU's are released. That is pretty much the only thing that will match your threat model.