This article should have led with Uber, the author picked only on quarterly YoY and posted a misleading statement about losses, when it was just a decline in income. Yes, very shallow analysis.
Well, given there's shipping costs here blowing out and Prime has been proven to be losing money the more a customer buys, not sure your statement holds up.
I'm certain there's some compelling argument to made about Amazon abusing its market position but this isn't it.
You say "Prime has been proven to be losing money the more a customer buys" like that isn't an obvious consequence of having flat pricing for shipping. The idea that Prime and Amazon's shipping as a whole are a loss leader isn't a new insight.