Meet the AI Tennis Ref That Can Be Bought for $200

French inventor Grégoire Gentil has designed a $200 GoPro-size device that can be fastened to any tennis net post and detect whether balls are in or out with surprising accuracy. It’s called, reasonably enough, the In/Out. Gentil now lives in Palo Alto and built the In/Out in his living room lab. (Source: Bloomberg)

Why IBM Is Investing in Blockchain Technology
41:34 - Arvind Krishna, IBM senior VP of hybrid cloud, sits down with Bloomberg's Caroline Hyde at IBM InterConnect 2017 to discuss IBM's new blockchain service. (Source: Bloomberg)
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