I can't express how startled I was when one lone teacher (thanks, Professor Nutt!) taught me how simple an assembler was to write, that the inner workings of a

I can't express how startled I was when one lone teacher (thanks, Professor Nutt!) taught me how simple an assembler was to write, that the inner workings of a CPU can be understood by mortals, and bootstrapping a monitor and language interpreter atop bare metal is a thing you can do.