as with anything, mistakes are possible, and might happen sooner or later. i thought of an idea to kind of solve the wrong cover image that shows up with a song/entire CD:

since you can access the allmusicguide website by clicking on the album info. button on the edit song info, maybe having the ability to drag the image into a box? maybe the "use image from..." button?

this isn't a huge problem that i've found; besides that, you can just copy the image location and paste it in the location box on the "use image from..."