Overview: The television's days may well be numbered as one of 2018's breakthrough gadgets could prove to be the laser projector, which promises better image quality than traditional projectors, offers bigger screen sizes, yet doesn't take up much space. Jon Bentley conducts a scientific test by pitting a brand new model against a top-notch TV in front of a select audience. Plus, another visit to CES in Las Vegas to look at the more unusual offerings from the world's tech companies. Presented by Craig Charles.