Presentation of a spherical flying machine developed by researchers from Japan’s Ministry of Defense. It is still a prototype, it can take off and land in any position and reach speeds of up to 60 km/h.
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Mary Meeker shows in this presentation a ranking of countries by users of 3G devices. United States is the number 1 country with 179 million users and Japan ranks second with 117 million users. Looking at the penetration rates we can see that Japan ranks first with an incredible 97% and Korea second with a [...]