That’s right–a Trillion. Think about all the data collected. Facebook itself delivered 176 billion display ad “impressions,” explains comScore. Yahoo and Microsoft sent 132 billion and 60 billion ads, respectively. Leading online advertisers that quarter were AT&T, Verizon, Scottrade, Experian and others–so think about privacy, network neutrality, online financial marketing and consumer protection all together. These issues are all connected.