It's a valid USP and people are happy to pay them for it, but I don't think they are relevant in a discussion about the difficulty of building a search product.

It's a valid USP and people are happy to pay them for it, but I don't think they are relevant in a discussion about the difficulty of building a search product. For example, if you are discussing manufacturing issues in China, talking about how good drop-shippers on Amazon are is irrelevant.