I'm sure that's part of their thinking. But note that this is only on TiVos, so many (most?) of the consumers will already be used to the idea of HDD recording

I'm sure that's part of their thinking. But note that this is only on TiVos, so many (most?) of the consumers will already be used to the idea of HDD recording and series links. Once I got a TiVo it wasn't long before I got into the habit of hitting "My Shows" rather than channel hopping.