Programmers often discover solutions while explaining a problem to someone else, even to people with no programming knowledge. Describing the code, and comparing to what it actually does, exposes inconsistencies. Explaining a subject also forces the programmer to look at it from new perspectives and can provide a deeper understanding.
I admire your optimism.
You know what hardware is going to become common with developers? Dumb terminal tablets and cloud accounts, unless we stop the capitalists right away.