Can't we all just get along? With all the data from a recent Bagle outbreak, and most of the identifications are just Bagle, but they're almost all different specific variants. The confusion this causes, and specifically look at the three big anti-virus companies: McAfee, Symantec and Trend Micro use names bearing no resemblance to each other.
In the heat of a malware outbreak there is usually a lot of confusion about what variant of what worm is involved? Is it just a new variant or a completely new worm? Inconsistencies between vendors about variant indices and virus names add to the confusion.
Larry Seltzer wrote a couple articles on the topic and I am in total agreement. One can only guess at how confused a novice home user is by all the naming issues.