Pranav Mistry, head of the think tank team, Samsung Research America presents the Samsung Galaxy Gear smartwatch during its launch at the 'Samsung UNPACKED 2013 Episode 2' at the IFA consumer electronics fair in Berlin, September 4, 2013. The IFA consumer electronics and home appliances fair will open its doors to the public from September 6 till 11 in the German capital. REUTERS/Fabrizio Bensch (GERMANY - Tags: BUSINESS TELECOMS SCIENCE TECHNOLOGY)