In the final act, Heck puts all the pieces neatly together and fills in all the plot holes with with pretty pictures and Digi-key part numbers. Our enjoyment is hindered only by our jealousy and inability to follow in his footsteps. For those with engineering skills, give it a shot. For those without said skills, enjoy the show and wait until Heck reveals his next crazy contraption.
See Also: part one, part two