Besides, even before LLMs, it's not like anyone ever said "you shouldn't have open sourced this, we can't learn from your code". We just didn't bother reading that code.
Telling off people who contribute is not OK.
It's a useful tool and I built it myself, with my own ten fingers, using my brain. That's more than vibe coders will ever do.
Meanwhile, your blog says in big text "I don't care for the joy of programming", so I don't consider your opinions on software development anywhere near relevant.