Yes, VideoReDo will open .tivo files and you can save them as dvr-ms for media center and also author a DVD. You can download it and get a trial key good for 15 days for full fuctionality before purchasing. A new Version4 is just coming out that also handles mpg4 and h.264.
John
XPS420: Quad, 4 Gig, 650/1Tx2 internal, eSata Tower
Dual ATI Cable Cards (SA-800 M) TAs
T-W W Valley (LA)--Win7
ATI Radeon HD3870 (DVI/HDMI)
2 XP, 1 Macintosh X (10.4.11), HP 280N extender, Linksys DMA2100, DMA2200
Promise Ns4300 Raid 5