That's not an advertisement. Irrelevant.
I believe this comes from the Church having been a major sponsor of art in the West for centuries.
> you would have very little left that we currently recognize as art.
What's the problem with that?
There are a long list of arts with adjectives in front of them. commercial art, applied art, fine art, etc...they aren't art just because you have co-opted art to mean only fine art. Also see:
https://miguelcamarena.com/blogs/news/fine-art-vs-commercial...
Tear gas is designed to make you feel something.
https://www.vangoghmuseum.nl/en/prints/person/42321/le-chat-...