The positives of the ASUS S1 portable LED projector far outweighed any of the hardware limitations we encountered.

ASUS S1 mobile projector which offers up to 55" image and you can carry it in your pocket.

S1 is fascinating device, it seems to announce the future of computer displays - you place a small box in front of the wall and you simply choose whether the image size would be 110" or 120". Or even more.