It's because it's difficult to assess the quality of creative work. It requires to take a personnal stand.
But it's easy to engage emotionnaly in a demonstration of something basic like wearing a shirt or hitting a ball.
Hence most of the world can do the later, but surprisingly not that many can do the former.
In the HN bubble it's easy to forget the vast majority of the world is composed of simple people. And they are the major force driving the world, just by sheer number.