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Security experts are warning that smartphones are being targeted by criminals who hack into phones used in public places. It's claimed that emails and other personal information can be accessed. In some cases software is placed on phones to stop them working or make charges against the owner's mobile phone account. Powering your car with seaweed sounds a fanciful idea, but scientists are farming crops at sea, to generate new kinds of biofuel. Is it possible to cure a fear of flying? We hear from the people who are desperate to fly abroad, but can't bear to step on board a plane. A good looking woman, the colour red and a handsome horse. What are the ingredients of a top-selling painting? In an era of tablets, mobile phones and connectivity, what is the future for traditional tourist guidebooks? Producer: Jonathan Hallewell Presenter: Julian Worricker.
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