The N82 is Nokia’s first device with a real Xenon-flash. The Xenon-flash is pretty bright and thus it’s perfect for pictures in dark areas and also for light that shines against you. Yes, also for light that shines against you! Here are some comparison pictures between pictures wthout flash and pictures with flash. Using the flash you can see more details and you aren’t blinded by the light.
Left: without flash right: with flash (click to enlarge)