There are programs that can check such things as runtime, wear (…).

I think they are referencing this Clip from Volker Pisper (first Minute).

https://www.youtube.com/watch?v=n4H_E8b-qmo

It would would probably kick saurons time table a bit back

Damn… I’ve heard that it was bad but I’ve never read it until now…

I heard somewhere that this was the original plan. They changed it because computers were new and they didn’t think people would understand “using human brains as CPUs”