It runs continuously on your computer but every hour the programme flashes up a message encouraging people to take a break and rest their eyes.

BBC: Computer eye tests

That's right, instead we're told by NVIDIA that the discrete GeForce 201M GPU runs continuously and Intel's integrated chip is never used -- a configuration which sounds like it'll absolutely kill the battery life on this machine.

ENGADGET: First wave of Ion 2 ASUS Eee PC 1201PNs lack NVIDIA Optimus