> It is important to note that we only measured who clicked through our ads. That means the irrelevant images could have lower conversion rates on the site. The

> It is important to note that we only measured who clicked through our ads. That means the irrelevant images could have lower conversion rates on the site. The people who ended up on the SketchDeck site may not need or care about design. I was really looking forward to this until I saw they were using CPC as their barometer. Bad traffic at $0.87 / click is far costlier than good traffic at multiples of that.