> when they have to run an extra decoder it's not that expensive it's a tradeoff, you lose something there, you gain somewhere else. x86 has a more complex d

> when they have to run an extra decoder it's not that expensive it's a tradeoff, you lose something there, you gain somewhere else. x86 has a more complex decoder exactly because it was less powerful and had to save on computing power and energy consumption, not being a mainframe.