[moultano]

Surprising or no, it's clearly pretty controversial. If you are using click data like this, you have to know that you'll end up essentially copying Google. People only click on the results that are there, and Google puts them there.

[amalcon]

Of course it's controversial. Someone made a deliberate decision to stir up controversy over this. It's easy to make some controversy if you just use the right words. Words like "Cheating" and "Copying" are great for that.

If you really want examples, just watch Fox News or MSNBC for fifteen minutes. You'll probably see at least one or two examples in there somewhere.