Case Study: How a $20K/Month Amazon Listing Tanked Because of Bad Main Images
https://www.rankbookmarkings.win/why-slow-mobile-pages-make-buyers-leave-before-they-see-your-offer
How a sloppy main photo turned a healthy SKU into a traffic drain I learned this one the hard way at a conference bar, trading war stories with another seller while nursing a beer. He thought his traffic dip was due to seasonality