I believe (someone correct me if I'm wrong) that for those people who have untagged audio, as in audio with just a song title, then if one searches for artist name, then the receiving end computer will search the song titles of the untagged songs, because they don't artist name.

__________________
LW 3.7.1jum249, running as UP. Mac OS X.3.1. Mac G4 1.25 Ghz DP. Cable modem from TimeWarner (Earthlink), 2wire Router.