I think the point is to add a bit more friction to the process. You want to make it so that people can do it with minimal effort and an AI bot will give up. If you're in an arms race over AI commits and PRs, this is a decent middle ground to start from.

(Why there is a race for AI commits/PRs to projects is beyond me though...)

click ok fine 10 times + captcha seems to be working fine

Until the AI learns the workflow on the next model update, indeed.