How to Shoot Dark and Black Products That Sell: A Practical Tutorial for E-commerce Sellers
https://www.fastbookmarks.win/amazon-study-how-window-light-boosts-product-photography-conversions-by-38
I was at a conference bar last year, talking to another seller while we waited for overpriced cocktails. He showed me his product page: gorgeous mockups, great price, but almost zero sales