I overlooked the OBVIOUS reason that someone just mentioned:

There is a new worm: http://www.f-secure.com/v-descs/swen.shtml

Damn, we need a TV-Guide type page listing all the first run and rerun M$ viruses. It's just too hard to keep them all straight.. -- A host is a host from coast to coast.................wb8foz@nrk.com & no one will talk to a host that's close........[v].(301) 56-LINUX Unless the host (that isn't close).........................pob 1433 is busy, hung or dead....................................20915-1433