Using all your cores for the same workload would mean it finishes faster or finishes in the same time with significantly lower frequency. It saves power and hea

Using all your cores for the same workload would mean it finishes faster or finishes in the same time with significantly lower frequency. It saves power and heat. Your example would mean using more cores for the same amount of time, which makes no sense in this comparison. Do you also buy single core computers to save power? It is clear that what you are saying has nothing to do with javascript features at all and just boils down to not liking bloated web pages.