I suspect that this problem is exacerbated because the retailer's margins on the real products are so slim—or even negative. Amazon (really, its stocking algori

I suspect that this problem is exacerbated because the retailer's margins on the real products are so slim—or even negative. Amazon (really, its stocking algorithm) has no incentive to supply them directly. In contrast, the high margin fakes must look really appealing to feature.