Often people hold themselves back thinking these things are unobtainable for them, or too difficult to learn. Yet the basics of physics are used in all weapons, the basics of electrical engineering are used in all electronics. it doesn't matter how in depth it goes, it matters how patient you are at resolving how many layers of easy stuff before it becomes what we know today.
The million layered onion.
Nothing in this world is not simply layers of rudimentary functions. Its just a matter of learning those first.
Like reverse engineering, its easy when you reverse everything in life. Its hard when its y…