Athletics is just a piece. It can help them academically, socially and add confidence. I was still 17 when I finished my first quarter at UT. I was the last to get my driver's license. It's not always just for athletics.
I've been around youth sports for a long time. I've never heard parents say that they wished they hadn't "redshirted" their child. But, I've known quite a few that wished they had...especially when their child was really young for his/her grade.
I think I remember that the Rebels missed their second extra point making it 13-0 and thus having good reason to go for 2 when they scored again, making it 21-0. But, they continued to go for 2 for the next 4 scores before halftime. At that point, everyone knew a statement was being made.
There's a very reasonable explanation for the decrease starting in 2020 and it really has nothing to do with leadership. I don't think here is the place to explain the numbers. Rest assured. I do know.
NIL is applicable. Here's an article announcing Alcoa's program.
https://www.thedailytimes.com/sports/pistol-creek-athletic-club-launch-showcases-good-community-support-for-local-nil/article_e93b867a-2736-11ee-8914-dfd203f5e9ad.html
There is one evening camp that is exactly as you describe. However, there's a QB/Receiver camp and OL/DL camp for the youth ages that are quite instructional.
https://www.parksrec.com/recreation-program/summer-day-camps#linemen
https://www.parksrec.com/recreation-program/summer-day-camps#quarterback
At this point, could the parents just effectively have become the new vendor and the school go through the required process to "purchase" the lockers from the parents?