those are easy, geting the whole ecu your computer wouldnt be to hard, again, time and money, its the connectiosn of all the wires underhood... power would be easy, just a 12v source to charge laptop batter, and then its batter lasts like 2 hours on its own.... there you go..just rig up a car converter or something, it would be the least of the worries
major computer skills... my buddy here at college is gonna be a computer science major, maybe he will be able to help down the road with something like it