BBC - BBC Radio 2 Programmes - Back from the Dead: The Return of Spinal Tap

The BBC are very clever. They must have a lot of time to sit around in brain-storming sessions drinking copious cups of tea and thinking up interesting online applications. This is one of the more interesting ones.
'Water Cooler Radio' - I am coining that term now. A combo of Twitter, guest books, forums, ilike, Facebook all in one.
"Today sees the launch of Shownar; a new prototype from BBC Vision which aims to track online buzz around BBC TV and radio programmes and reflect it back in useful and interesting ways, aiding programme discovery and providing onward journeys to discussion about those programmes on the wider web."