TiVo Rivals Add DVD to the Mix "Yet strangely enough, DVR's like TiVo and its rival, ReplayTV, haven't sold very well. Last week, an Advertising Age magazine headline summed up the problem succinctly, if painfully: "More U.S. Homes Have Outhouses Than TiVos."
Nobody's really sure why the technology hasn't caught on. But one thing is certain: Hard-drive recording is here to stay. This feature is making its way into cable boxes, personal computers - and now, with the introduction of machines from RCA and Panasonic, DVD players. Each of these new set-bottom boxes changes the TiVo recipe, with some interesting results."