I'm working on an ecommerce site and I am trying to figure out at which resolution to save product images. We usually go for 72DPI but I believe now we should be using PPI, but also that to account ...
Is there any negative adverse effect to optimizing images for retina screens, if the images aren't exactly double size?
For example: Say I have an image that is going to be displayed at 1000px wide. I want to optimize my site for retina displays, but the largest resolution image I have to put here is only 1900pixel ...