I have no credentials here but I'd be interested in knowing what environmental impact things like this (like relatively high overhead things like filc, vms, con

I have no credentials here but I'd be interested in knowing what environmental impact things like this (like relatively high overhead things like filc, vms, containers) as opposed to running optimised well designed code. I don't mean in regular project's, but in things specifically like the linux kernel that's potentially millions? billions? of computers