Pure react will be plenty fast. Really, try it. It’s when websites add 6 tracking libs, use some less than adequate developer that writes questionable code, and

Pure react will be plenty fast. Really, try it. It’s when websites add 6 tracking libs, use some less than adequate developer that writes questionable code, and loads 3 ads per user interaction when it slows down, the same way whatever immediate UI would, were it written in hand-optimized assembly even.