Amazon did try and user feedback was enough back in the day to make them stop - it wasn't the dominant retailer back then and users had much more power, so ther

Amazon did try and user feedback was enough back in the day to make them stop - it wasn't the dominant retailer back then and users had much more power, so there's that. Byw plenty other retailers already do or did adjust prices: Apple users are commonly targeted for being price insensitive.