Celebrating technological advancement

Updated: Feb 25, 2014 15:02 IST

A Sony Xperia Z2 smartphone and a Sony Xperia Z2 tablet are displayed at the company's stand during the Mobile World Congress in Barcelona. (Reuters photo)
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A Sony Xperia Z2 smartphone and a Sony Xperia Z2 tablet are displayed at the company's stand during the Mobile World Congress in Barcelona. (Reuters photo)

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