After deleting the 10,000th Viagra offer from your inbox, you might wonder, does anyone actually make money off this crap? Wired magazine published this equation by Chris Kanich and his colleagues at UC San Diego and the International Computer Science Institute.
via www.wired.comNote: If you read this via Email or Feed-reader click Permalink below to download bigger image.
"Create your own interactive map - Get started now - ChartsBin.com"