"The performance cost of virus scanning (lose 50% of disk performance, plus some percent of CPU speed) does not justify the benefit of a 33% detection rate and marginal protection."
"Ask yourself this: why don't Mac users run anti-virus software? Why don't UNIX users run anti-virus software? Because they don't need to. They don't run as administrators."
The article is a criticism of AV as a blacklist approach, that mostly protects against last months viruses. How many Slashdot Windows users rely solely on a firewall, a decent web browser, and good common sense (like Momma used to make it) when it comes to attachments?