How to Build a Processor from Scratch - Part 1 - Setting Goals

I’ve long been fascinated by the workings of intricate complex systems. Railways, Rube Goldberg machines, particle physics, aircraft, galaxies; you name it, I’ve probably spent more time reading/watching YouTube videos about it than most women in the prime of their twenties. And what better example of this than the brain of the modern computer: the central processing unit? How does a chunk of silicon no bigger than a Rich Tea make so much magic happen?