Here's something good I wrote earlier though, i think it may be a break through in physics,

K basically for the past 6 years I've been trying to train myself to know how to repair everything from the bottom up in a worst case scenario; it's getting compressed in a zip file somewhere in my brain. From what my sources tell me, all you need to make sure you have is access to sticks, stones, and loads of copper wire, and you can literally do everything

yeah