Ho-hum. Another “But Macs really, really do have viruses and stuff, just like windows d00d, so they are not awesome, man, and cost more than my clone box, and don’t have games, d00d” story.
This is like the MSM reporting on Bush Derangement Syndrome every month or so.
There is no virus, trojan, or worm that is a threat to MacOS.
I agree there are no viruses or worms... but there are about 15 Trojan horse programs. No operating system that allows you to install software can protect the system against an administrator installing an malicious applications.