And computers are so vastly different. We have these layers upon layers to deal with these differences. Back in the day it was just DOS and 386/486 then optimiz

And computers are so vastly different. We have these layers upon layers to deal with these differences. Back in the day it was just DOS and 386/486 then optimize the crap out of it. Even doom had their sound stuff done through a compatibility layer. Now a days you need to deal with multiple video cards and os and processors. Just easier to make a one and done solution and leverage it