of users under new internet safety laws. and nvidia's $31 billion deal to acquire the uk chip firm arm from softbank is off. the company's cited regulatory challenges. robot caterers showcased their agility at the beijing winter olympics. yes, cooked dumplings arejust one of the dishes served to visitors on site. winter sports fans can also use comcast�*s vr app to tune into 150 hours of interactive action from home. drones have been helping to clean up a belgian port. this fleet uses machine learning to scan and detect floating waste, so companion trawlers can clean rubbish efficiently. and finally, ai gets everywhere these days, even science fiction book covers!