His bottom line just went up in proportion to the cost of his materials. Clearly all of those things still affect his bottom line. On a relevant note -- I hope

His bottom line just went up in proportion to the cost of his materials. Clearly all of those things still affect his bottom line. On a relevant note -- I hope that consumers are still willing to buy his products now that his prices must go up. It's a bummer that this is really going to stifle the small business innovation from tinkerers like the OP.