He knows about the manufacturing process, set up a kickstarter get orders of 10 make those 10 sell them, stream line your manufacturing process within the United states think 3d printing. Put out the next order of 100 hit the hundred then take it from there. Get the first 10 to make viral videos for you. Put made in the US on the outside.
This is difficult on multiple levels. Most people won't make videos no matter what (and they paid for the product so they would feel even less pressure), and those homespun videos are almost certainly not going viral.