http://www.beet.tv/2010/01/xbox-moves-forward-with-nielsen-partnership-to-measure-xbox-live-audience.html
LAS VEGAS, NV --- On the heels of its partnership with Nielsen late last year, Microsoft's XBox Live is now focused on deploying the joint measurement capabilities more broadly across the XBox Live service, the software giant's Dean Carignan told me during an interview at the 2010 Consumer Electronics Show on Friday.