Microsoft’s Silverlight is already used for watching Netflix streaming content on PCs and Macs via browser plug-ins, with content protection from PlayReady. Today’s announcement says PlayReady will become Netflix’s primary DRM technology in new electronic devices as early as this summer.
The agreement creates wider support for Microsoft PlayReady and PIFF — allowing more consumers to use the Netflix Service through a wide range of devices.
Among the audio and video formats PlayReady supports are Advanced Audio Coding (AAC), AAC+, Enhanced AAC+, H.264, Windows Media Audio (WMA) and Windows Media Video (WMV).
its good that microsoft is using something that is universal will have to read more on this.