You've basically just answered "with a brush" to the question "how do you think I should paint my wall". True, but irrelevant. You can make a ugly, unusable UIs

You've basically just answered "with a brush" to the question "how do you think I should paint my wall". True, but irrelevant. You can make a ugly, unusable UIs with your listed frameworks. You can make amazing, smooth UIs with plain HTML+CSS.