I get that this is a matter of personal style, but when scanning a program that means you start from the most specific (ie. lowest in the call stack) layer of a

I get that this is a matter of personal style, but when scanning a program that means you start from the most specific (ie. lowest in the call stack) layer of abstraction, which is IMO not the most intuitive way to reason about an application. You can always read in reverse order, but again, that's the opposite of what I would intuitively consider.