I'm not sure how I feel about it. It's an interesting discussion for sure. In his shoes, I'd probably be surprised that some folks were buying my stuff in order to resell it at a higher price, but I don't think I'd react the way he has. I guess we're all just different people. That's understandable. Good on him for giving old equipment a new life.
I wonder if they have better repair laws, because so many things in the US seem destined to fail and impossible to fix. Good on him for figuring out his niche. It's sad that some of the buyers try to take advantage of his reasonable prices by reselling his work.