(None of this is to say you need to like the blog post, you might hate it on its own merits, but I definitely think there are a lot of people here who think it's a bad piece because they disagree with the choices the protagonist makes, which I think is a very limiting view.)
You're right, and it's what edgy teenagers can do in their sleep, aka middle school math class. I would much prefer he created actual art (written or visual) I could care about.
Imo the story could have easily been a piece of poetry and I would probably have enjoyed it more.