Like browsing the internet or sending and receiving emails and text messages? There's a reason why Samsung did not put their crappy AMOLED screen on their Galaxy Camera. Samsung knew people who actually gave a damn about image quality would not tolerate such a terrible reproduction...
Messaging app on touchwiz is on a black background so try again. Web browsing is the only thing that would have you on a white background for a majority of the time. I assume this would be mostly on news sites that users would spend most of their time on as plenty of other kinds of sites have their design on a colored background. my device usage barely has any browser usage as I use an rss reader for news. I use tapatalk for forum browsing. i use a reddit app for reddit.