You don't have to understand everything. I've been programming for 30 years and it took me 3 years to understand monads. (At least I think I understand them /gr

You don't have to understand everything. I've been programming for 30 years and it took me 3 years to understand monads. (At least I think I understand them /grin.) I also have no idea what "inverted trees" mean - if you're talking about the recent thread about the guy who got rejected by Google, I believe it just meant trees with the left and right nodes reversed.