Even back when KG started the HS revolution in 1995, yes that was potential based, but he and players after him, they dominated HS and put up big numbers. All the #1 picks were dominant in college. Somewhere along the lines, they started drafting these foreign players who didn’t even start while averaging like 5ppg, and they get picked in the top 5. They’ll draft a freshman who didn’t even start in college, and he goes in the top 5.