Creepy Uncle Google’s AdSense Plan

I can’t imagine how much worse this could possibly be. Google’s new plan, announced on it’s AdSense blog, is to allow it’s widgets to read site user’s cookies and advertise to them based on their browsing preferences. To restate: visitors to your website will have their cookies read by a third party and then they will see ads based on their own search history rather than your website’s content.
Let’s walk through the reasons that this is a bad idea:
Site Content Integrity
While its certainly true that Google’s AdSense ads very often make almost no sense to your site’s content [...]