A look at the fake online traffic business, as some ad exchanges look the other way and advertisers are embarrassed to admit they purchased fraudulent inventory (Morgan Meaker/Wired)

Morgan Meaker / Wired:
A look at the fake online traffic business, as some ad exchanges look the other way and advertisers are embarrassed to admit they purchased fraudulent inventory  —  Botmasters have created a Kafkaesque system where companies are paying huge sums to show their ads to bots.  And everyone is fine with this.