Sure, you could try and measure the motion-to-photons latency present in various Oculus Rift virtual reality games using your naked eye, but the latency tester Oculus just put up for pre-order is much easier and far more accurate. As demonstrated by Oculus Rift inventor Palmer Luckey in the video after the break, simply pop off one of the Rift's two lens caps and pop on the latency tester. After plugging it in via mini
