The iOS 4.1 download brings HDR photography to iPhone 4 users only.
HDR works on the iPhone 4 by capturing three photos with slightly different exposure settings. The pictures are then merged together to bring out the dark spots and light spots on a picture so that all details are made visible.
Unfortunately for iPhone 3G and 3GS users, you don’t get access to this as Apple [AAPL] has restricted HDR to the iPhone 4 only. There is good news though… [Read more…]