> There are no new and useful apps made with AI - apps that contribute to productivity of the economy as whole.

This is flat-earther level. It's like an environmentalist saying that nothing made with fossil fuels contributes to productivity. But they don't say that because they know it's not true.

There are so many valid gripes to have with LLMs, pick literally any of them. The idea that a single line of generated code can't possibly be productivity net positive is nonsensical. And if one line can, then so can many lines.