It's starting to happen. My prediction: It's going to be a blood-bath. Two reasons for my opinion are expressed clearly in this article.
This one:
“those running Linspire on a US$300 PC purchased from Wal-Mart might be more prone to be victimized by such ruses. “
And this one:
“Mac OS X users need to be vigilant as well. 15 or so years of being relatively virus free may have lulled some Mac users into a sense of security.“
It's not going to be pretty.
Dave
Just because I can...