> I regularly see websites that have noticeably slow javascript "startup" times. True, same as any language or applications fast CPUs shouldn't be a free chanc

> I regularly see websites that have noticeably slow javascript "startup" times. True, same as any language or applications fast CPUs shouldn't be a free chance to completely ignore writing efficient code. Although I bet those websites are slow because they are doing silly things like adding 1000 items to the DOM one by one rather than being slow because someone didn't optimize their use of .forEach()