The Phone of the Future

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Samsung shows off a prototype handset with a folding screen. In an industry struggling to innovate, is it the next big thing for phones? Plus, Bird launches a pilot electric scooter rental scheme in London despite the machines being illegal to ride on roads and pavements. And how a UK tech firm thinks it can help local taxi firms challenge the might of Uber. Presented by Rory Cellan-Jones, with BBC tech reporter Zoe Kleinman, and special guest Marta Pinto, Senior Telecoms Analyst at IDC. (Photo: Samsung's new foldable screen technology being shown during the company's Developers Conference in San Francisco. Credit: Stephen Lam/Reuters)