One of the downsides to bringing your own DVR is usually giving up access to any access to your cable company's video on-demand programming, but TiVo has worked out a deal with Comcast to bring its Xfinity VOD to retail TiVo Premiere DVRs. This isn't entirely surprising, given the Comcast On Demand logo that snuck into the original set of screenshots at the Premiere's debut and the other cable companies allowing VOD access like