click through rates != ROI Pepsi cares about making you read the word "Pepsi" over and over until you buy one, but you don't buy them from pepsi.com, you buy t

click through rates != ROI Pepsi cares about making you read the word "Pepsi" over and over until you buy one, but you don't buy them from pepsi.com, you buy them at every restaurant/store you go to.