Reddit would be better with better moderation. Would be great if there was a clever way (machine learning?) to identify and remove all low effort posts and repo

Reddit would be better with better moderation. Would be great if there was a clever way (machine learning?) to identify and remove all low effort posts and reposts. Would also be better if there was a clever way to detect and ban karma whores and users who just post crap to build karma and sell the account. All the big subs are garbage these days