Go Digital: Your digital world, October 18th, 2005
George, the chatbot who doesn't think he's a computer.
BBC World Service radio interview, availalble as a stream (George and Rollo feature at about 11 minutes in) and as a podcast (at about 13 minutes in).
The Go Digital page:
http://news.bbc.co.uk/2/hi/technology/1478157.stm
The mp3: godigital_20051017-1700_40_st.mp3