Rather than treating it as a jobs program, let's make the F-35 program rise or fall on its merits. That would mean holding off on the 450-plane "block buy" contemplated by the Pentagon, and deciding whether it's worth going beyond the 500 planes already committed to, out of a planned total of over 2,400.
When you spend $400 on a motorcycle helmet, you have certain expectations about quality and safety. But what should you expect when your helmet costs $400,000? Well, if you expected it to be magically able to see through walls, you'd be right. It won't actually give you Superman's X-Ray vision, but it's pretty close.