Thanks Larry,
Since I'm not an Adsense publisher, I didn't realize the significance of this and I think some Adsense publishers don't either. Here's a blog post that goes into some really good points.
Big News for Publishers: Google AdSense Now Supports Third-Party Ad Serving Technology
"Google announced that AdSense (the AdWords content network) now supports the use of third-party ad serving techniques and technologies
. I am not sure if most publishers understand the significants of this."