As Cadbury's shareholders prepare to vote on a takeover by Kraft Foods, Inside Out investigates what American ownership would mean for our local chocolate makers. Could the takeover secure a new future for the historic factory at Keynsham near Bristol which was threatened with closure? Wi-Fi zones are springing up everywhere - in our schools, in cafes and in city centres. They offer easy access to the internet but how sure can we be that the technology is safe? In Swindon there's an ambitious plan to turn the whole town into a giant Wi-Fi zone but not everyone's happy. And from Soho down to Brighton he must have played them all. Josie d'Arby meets Bristol's very own Pinball Wizard as he takes on the best players from all over the world.