Curved TVs, smart watches and robot fridges are among the devices on display on day one of this year’s Consumer Electronics Show in Las Vegas. “Right now you can buy a curved TV, but if you can’t decide if you want it flat or not you can choose a flexible ones,” explained Bridget Carey, an editor with CNET, the online tech site. “Curved is supposed to be a more immersing experience when it surrounds you. Not everyone wants curved all the time.” And there is the “”smart watch.” Will it make you blind? In this age of growing resistance to the use of smart phones in cars, will it even be legal to strap on a smart watch and hit the road?