We had a mainframe that, because user IO was a higher priority than background jobs, would slowdown the server by a user treating the F5 button like he was in a competition playing Track and Field in the televised 100m dash event while waiting for work to populate. That system was well over 32gb of ram with many more than 8 cores.
We had to talk to him.
Could you imagine having the same rights as a billionaire? They could not imagine it either.