Schools are nominally about learning but actually about a whole of other stuff -- it's a non-goal to get better or revolutionize it, so that's the main blocker for actually getting better at teaching students.
Parents want their kids to get into college, admins want to keep the parents at bay, teachers are trying to get by, unions want teacher protections, etc. There's no QBR where people look at the stats and iterate.
What’s the issue with GDPR? If it is similar to other Apple products where data is collected / processed at the edge, then no more issues than anything else they do.
You are looking at reddit solely through the lens of politics. I do agree that it is not a great place for political debate. However, would you allow for the fact that setting aside USA national politics, there is a lot of value? I subscribe to subreddits about kombucha making, MTG, retirement saving, minimalism, and in those areas there is quite a lot of reasonable discussion.
Parents want their kids to get into college, admins want to keep the parents at bay, teachers are trying to get by, unions want teacher protections, etc. There's no QBR where people look at the stats and iterate.