it will probably work something like electrical engineering you can do in minecraft: you never need to do it at all for the game to be fun, but if you want, you

it will probably work something like electrical engineering you can do in minecraft: you never need to do it at all for the game to be fun, but if you want, you can steal a plan for an automated monster-trap from youtube, spend a few hours figuring out a simple one yourself, or go crazy and spend two years building a working cpu.