From TiVo 10-Q Risk Factors: Gracenote (formerly known as Tribune Media Services, Inc.) is currently the sole supplier of the program guide data for the TiVo service and we are transitioning the TiVo service to program guide data supplied by Rovi Corporation.  Gracenote is the current sole supplier of program guide data for the TiVo … Continue reading TiVo Races The Clock To Integrate Rovi Guide Data