Nice to see AV companies doing what they do best
It's Symantec's job to scare you into buying their after-the-fact product instead of Microsoft's after-the-fact product.
Fortunately for Symantec, Leyden forgot that Norton AV ALSO failed the Virus Bulletin 100 tests here, though he wrote that himself earlier:
And you can have all this after-the-fact security-blanket software even though Vista's more than capable of stopping this stuff before the fact, as can XP and 2K:
That is, of course, if you're smart enough to let them.