San Francisco, United States (AFP) — by Sophie ESTIENNE / with Rob Lever in Washington The mega-extravaganza of the tech world in Las Vegas is showcasing an array of new devices that get smarts from computer chips, sensors and artificial intelligence, but go further by opening doors to augmented or virtual realities. The Consumer Electronics Show, which begins with a series of media events Tuesday will offer trade professionals a look at new robotics, connected cars and […]