[Izkata]

> The theory that you learn as you work towards your CS degree does not get outdated either, but most of what you use in the average software engineering job is not about theory.

My brother just started learning to program last year, and some of his questions have highlighted just how much I forgot that I had to learn at some point. So much so that I think your 90%/10% ratio does actually still apply in day-to-day software development.