Via 90% Crud: Dear TiVo... a discussion about permalinks for shows in Tivo (actually, permalinks to the listing at tivo.com). Seems like Tivo has this or added it very quickly on reading of this discussion.

Next: RSS feeds for Tivo recordings.

Update 11/24/04: via engadget.com I found How-To: BroadCatching using RSS + BitTorrent to automatically download TV shows by Phillip Torrone and How to never miss an episode with BitTorrent and RSS by Pedro Alcocer.