Sky under full control. Technology precision of drone show in Chongqing

Looking at 5,000 drones perfectly synchronized over the Yangtze and Jialing confluence – 2 powerful rivers intersecting the centre of Chongqing – it was hard not to ask myself: how is that even possible? How can we arrange something so extensive, precise and coherent? It wasn't just a show. It was an engineering work of art. Each drone – an independent unit,...