Where the entire ad block used to be clickable on Google’s AdSense content network, now only the Title and URL are clickable. This will probably suck at first, as your AdWords and AdSense CTR drops. But over time, it will probably improve your AdWords content network ROI. As for AdSense publishers, it should improve your site visitor’s experience while still sucking for the publisher. We’ll see about that one.
Links: Accidental clicks fade into the background
A change to text ads on the content network