Not only that, but if you get people buying lemons from scammers, some percentage will forgo the refund process and re-engage with Amazon to buy something else:

Not only that, but if you get people buying lemons from scammers, some percentage will forgo the refund process and re-engage with Amazon to buy something else: Amazon gets a cut of that too, plus more eyes on other products during that process. And even if there is refund, the platform will get that money back from the seller anyway.