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How have web companies like Google, YouTube and Yahoo! built successful businesses when most of their products are free?
That's the question Wired magazine's editor-in-chief Chris Anderson asks in his new book FREE. Gareth chats to him about 'freeconomics' and future business models for net content.
Chris also shares his passion for building DIY Drones. These are small unmanned aerial vehicles, built by amateur enthusiasts using 'open source' hardware.
This clip is taken from this week's Digital Planet. click Listen to the whole episode here.