I was not, in fact, using the term in such a way, but you failed to notice this!
The first line of your post is a quote about teaching ballet and piano to children as opposed to the kind of hacking background that Wai Dai has. Why use the term "art" when you don't mean ballet and piano, without making it explicit that you don't mean it?
I do mean ballet and piano, and also the kind of "the kind of hacking background that Wei Dai has".
I did not expect this to be completely outside of your hypothesis space, in the way it appears to be. This is worth reflecting on.
If it's worth saying, but not worth its own post, then it goes here.
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