This is all fine and dandy; use what works for you. However, as many of us have learned when trying to aggressively optimize performance, execution time is gene

This is all fine and dandy; use what works for you. However, as many of us have learned when trying to aggressively optimize performance, execution time is generally much longer for jQuery than with vanilla JS. So if you're after high PageSpeed scores, for example, jQuery is the damn devil (or at least one of them).