If you’ve read the many articles that urge you to shoot in RAW format (if your camera offers it) rather then JPEG and are still not convinced, here’s another one to read, looking specifically at Adobe’s Digital Negative format:

“Essentially, a Raw file is like color negative film in that it has a large recording range—restated in photographer’s jargon, it has very wide latitude. In contrast, slide film and print have a strongly limited range to what they can reproduce.”

Website: Publish.com - Raw’ Format Is a Lifesaver