Within my lifetime, we went from CPUs that were simple enough we can now simulate them at the logic-gate level in ____ing Javascript to CPUs complex and powerfu

Within my lifetime, we went from CPUs that were simple enough we can now simulate them at the logic-gate level in ____ing Javascript to CPUs complex and powerful enough to emulate yesterday's mainstream CPUs at the ____ing logic-gate level in ____ing Javascript. I would not even be that surprised if the result outperformed the the original hardware.