I think this is an awful way of learning for beginning CS students. It will scare off too many good kids who think this is all that CS will ever be. Top down is

I think this is an awful way of learning for beginning CS students. It will scare off too many good kids who think this is all that CS will ever be. Top down is better. Bottom up is only going to be good for people who adore computer architecture guts and want to start at the bottom from first principals. Most kids want to use computers as a tool and not learn it's atomic structure.