That's a different problem though... So we could still society to start earlier (assuming it's a good thing, less car accidents etc...), but re-think the concep

That's a different problem though... So we could still society to start earlier (assuming it's a good thing, less car accidents etc...), but re-think the concept of the school day. Just making school start later but keeping as long, so finish later might not be a good solution for lots of reasons (don't want to go into this here, this is a different discussion).