While this would probably work, it seems insane to me that this would be the only thing to protect his listing from a completely different category of product being merged with another.
The success of Amazon retail is in part because of the ~feature~ of seamless, rampant IP infringement and zero legal or financial liability on the part of Amazon for making money off it.
Let's say that Acme is a low-down, dirty-rotten, rip-off con who has been usurping somebody else's trademark to make a quick buck with counterfeit merchandise.
Why would Amazon merge the reviews of that product with the reviews of the authentic, high-quality, reputable Chinese vendor's actual product?
Why does Amazon allow a "color" to point to a product from a completely different seller? Why does Amazon allow product aliases at all?