File corruption rears its ugly head

During the last few weeks, I've seen the following error in Adobe Lightroom 3. There I am, editing photos, minding my own business, and when I try to view a photo for editing, I get the error message you see above: "The file appears to be unsupported or damaged." When I try to view the [...]

Metadata: DNG vs RAW

Generally speaking, I prefer the Adobe DNG format over the proprietary RAW format given to me by a camera, because I like the fact that it's more or less future-proof. With a DNG file, the meta-data resides inside the file -- like with a JPG -- but the format is lossless, same as a RAW [...]