Because AoC has a leaderboard? Whenever you have a leaderboard of any kind, there will be people trying to get up there. It's also likely that a lot of AI user

Because AoC has a leaderboard? Whenever you have a leaderboard of any kind, there will be people trying to get up there. It's also likely that a lot of AI users will be skilled developers too. They already know they can solve the problems, they also think they deserve the leaderboard rankings, so using AI is ok.