With only two more days left, CES 2015’s biggest concern can be characterized in one word “connectivity”” Until now, CES welcomed visitors with thousands of booths presenting a wide variety of electronics commensurate with the reputation of the event as the best electronics show in the world. The space connecting Samsung Electronics, LG Electronics, Sony, and Panasonic was the largest area occupying the event, devoted to hardware such as audio, cellphone, etc. besides TV