People walk through a display of LG OLED televisions at CES in Las Vegas, Nevada, January 9, 2018.    / AFP PHOTO / DAVID MCNEW
People walk through a display at CES. The new rollable LG OLED TV looks the same as the original LG OLED televisions AFP

A see-through fridge, a roll-up TV: five exciting new gadgets from CES 2018