That is quite the inversion of burden of proof there. Amazon is a marketplace in the first place as opposed to a portal of stores. They sell by product. They ha

That is quite the inversion of burden of proof there. Amazon is a marketplace in the first place as opposed to a portal of stores. They sell by product. They have no obligation to do otherwise or to bar all secondary sellers. It is a privledge in the first place and they are entitled to demand that it not be used to shut out secondary markets.