Tagging your images is so cool, compared with using plain old folders…at least that’s what everyone seems to say. But how do your carefully created keywords get attached to your images? What are EXIF, IPTC and XMP? And most of all…why should you care about all of these acronyms? Understanding the different types of image metadata will help you better manage your pictures. Read on to find out what happens behind the scenes of your image tags.