Because they don't "got it". Asking the bot to program is the same as asking a junior engineer to write some code, and then claiming it as your own. It's not actually them programming. Just a misplaced sense of pride.

More gatekeeping, more no true Scotsman fallacies, more bitter cope.

You can absolutely take pride in having raised your own cows. But the guy down the street can also take pride in having cooked his own steak. In fact, the guy down the street might actually be a better chef than you, even though you know how to breed cattle.