So I used to work with someone from Amazon retail. He told me, in no uncertain terms, that Amazon mined their seller data to undercut them. We sold on Amazon and he constantly told us that we were fools to do so. He even mentioned that prior to accepting a position he had looked up our seller performance to make sure he was going to a good company. Maybe policies have since changed. At the time I was also told the mo…
> At the time I was also told the most popular "test" SKU used by Amazon engineers was a 50 gallon barrel of lube.
Not knowing when this was, but I can say around 2013-2015 that this wasn't a general thing[0]. Could there have been an engineer who used it a lot? Sure, but there's a lot of them.
Even if you disregard the crudity of it, it also just doesn't make for a good test ASIN outside of a small number of verticals. You'd much rather test with real ASINs where possible (which is almost 100% of the time), or with something idiomatic to the experience you're developing.
EDIT: though maybe people have become inspired by https://observer.com/2015/07/at-1k-55-gallon-bottle-of-lube-... ? Still, it stands to reason that you want to test with real products whenever you can.