They might not. Less technically savvy users may not realize that the performance on their "new" video card is less than it should be. Or they might realize too

They might not. Less technically savvy users may not realize that the performance on their "new" video card is less than it should be. Or they might realize too late and miss the window on their return. Or they might just give up because uninstalling the device, packaging and returning it is too much of a pain in the ass. If this is a "mild inconvenience" to the individual who has to deal with identifying that their product is not what they ordered and returning it, are you suggesting that Amazon--a company with a $1.4 TRILLION market cap--is somehow the real victim?