I think your comment illustrates exactly why this is a win-win for Amazon: on the one hand they take a cut out of (cheap, low-quality) third-party sellers on th

I think your comment illustrates exactly why this is a win-win for Amazon: on the one hand they take a cut out of (cheap, low-quality) third-party sellers on their platform; on the other, quality-conscious consumers like yourself simply filter for "sold by Amazon" instead of leaving for a non-Amazon website. So Amazon wins either way.