2
votes
1answer
126 views

Why do applications need to make changes for Retina displays?

From what I understand, Retina displays are simply a screen with a high PPI (higher than that of your eye at "optimum viewing distance"). Why, then, do applications need to fix their interface to ...
4
votes
1answer
131 views

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 ...