Yes, the famously useless PosmarketOS.
Why don't you share the list of very useful things you created instead, mono442?
I don't work on open source stuff but I work at a financial institution and genai has been a huge productivity boost. I can easily write 2x - 5x more code than before genai.
Never ask a woman her age or a vibe coder to show you an useful program they've written.