I'm not sure I follow. If I need that custom part, and more custom things, I print it myself, or go to my local shop where they can print it for the price of th

I'm not sure I follow. If I need that custom part, and more custom things, I print it myself, or go to my local shop where they can print it for the price of the plastic and a markup. I don't wait 2 weeks and pay shipping from china. On a one-off or custom good, the economics and opportunity cost are terrible for china. They will be even worse if oil prices rise.