Make sure that whatever solution you go with, that it puts your files into a sensible folder structure so you're not beholden to that solution forevermore. The

Make sure that whatever solution you go with, that it puts your files into a sensible folder structure so you're not beholden to that solution forevermore. The idea of associating an audio commentary to an image or album is great: it's on my to-do list for PhotoStructure (I'm the author).