rjoudrey, yes it would appear that they use device memory - I located the folder and it is here ~/.canola/covers. Although I found another posting on this thread which details an interesting way of having canola detect the art and also move it from your internal memory...

See: http://internettablettalk.com/forums...ad.php?t=13605 (fakebanana's posting)

I will try this later as its a great idea!