The CES tech show has just wrapped up in Las Vegas, unveiling the latest trends in consumer electronics. It looks like 2018 will be the year of artificial intelligence, with devices that have never been smarter and more connected. We bring you a roundup of this year's gadget extravaganza. Plus, in Test 24, we introduce you to one of the many French start-ups showcased at the trade show. Aveine is the world's first wine aerator, which decants the beverage in just minutes.