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They also tell you if a product has a high return rate, which is helpful.

Except with clothes and especially belts, I've noticed. It seems like everybody buys three of the clothes they buy and returns two of them. It makes it harder to identify shitty clothes.

> It seems like everybody buys three of the clothes they buy and returns two of them.

Amazon used to offer this as a service!

How do you know that 500 people didn't buy a scam product this month? I put as much faith in the X people bought this as I do the X people have this in their cart. It's all a way of trying to stoke FOMO

You don’t. However, that risk is mitigated with a simple, easy to use return policy, where you actually get your cash back (not airline vouchers or points or made-up things to keep you in the ecosystem).

what makes you believe that the number you see in “x bought this month” is not some variant of if (session_is_gullible_to_displayed_sales_number) { return HIGH_SALESNUMBER; } ?

Pretty sure that metric can be gamed