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Taylor Swift forces a backdown over royalties from Apple - Chris Cooke of CMU on who's winning the music streaming battle. Sir Richard Branson on using a constellation of 600 communications satellites to connnect remote parts of the world to the Net. And Dave Lee sits in on the recording of match commentary for the next FIFA videogame. Presented by Rory Cellan-Jones, with special guest Sydney Padua, author of the graphic novel "The Thrilling Adventures of Lovelace and Babbage".

(Picture: Taylor Swift, Credit: AP).