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Viewers will now be able to download and keep BBC TV content on their iOS devices for up to 30 days, with Android phones and tablets set to follow.
Samsung showed off a range of Windows 8-powered mobile devices at IFA in Berlin - two Smart PC hybrid tablet-notebooks, a 10.1-inch tablet and a smartphone.
Windows Phone 8, the latest version of Microsoft's mobile operating system, comes with tweaks to the UI, integrated Skype, and a mobile wallet feature. Windows Phone 7 users, however, won't be able to upgrade to the full version
Developers are using mobile platforms to deliver an array of useful health-related apps, from calorie counters to diabetes tools and medicine directories