I don't know if that's really true - if you're renting the server from a cloud provider chances are you can bump down the instance size if you don't need the ex

I don't know if that's really true - if you're renting the server from a cloud provider chances are you can bump down the instance size if you don't need the extra processing capacity... and if it's a server you manually maintain I think lighter usage generally decreases part attrition, though the other factors in that are quite complex.