During the last hour or so, a new variant was found of each of the three active virus families: Netsky, Bagle and Mydoom!If I get this right, we're now at:- Netsky.F: https://www.f-secure.com/v-descs/netsky_f.shtml- Bagle.K: https://www.f-secure.com/v-descs/bagle_k.shtml- Mydoom.H: https://www.f-secure.com/v-descs/mydoom_h.shtmlAnd probably there's more to come.