This won't fix the AI slop problem. If anything, it will make it worse.

Vibe coders are far more likely to be willing to pay to submit their games, because just like their $200/mo AI subscription, they see it as a necessary expense on their path to get rich quick. People who just want to make things for fun as a hobby are less likely to pay.

The serious ones, yes

Roblox is already an experiences cesspool and should have dropped the “every kid should be an entrepreneur” thing a long time ago. Roblox Studio is still accessible for tinkering.