interview with Yahoos CEO

[Phillipx]

interesting how he mentions the ad network and the reasons for the delay of full release.

[money.cnn.com...]

[nathanso]

..and advertisers told us they wanted more time to adapt their systems..

What a crock. Advertisers had no such problem jamming AdWords with inventory. I suspect YPN's basic problem -- the problem responsible for the 'poor targeting' everyone here complains about -- is they simply haven't been able to sell ad space or retain advertisers.