Excellent demonstration at 6:52 here: https://archive.org/details/GDC2013Pavaheau https://archive.org/details/GDC2013Pavaheau Even 5ms jitter is perceptible,

Excellent demonstration at 6:52 here: https://archive.org/details/GDC2013Pavaheau https://archive.org/details/GDC2013Pavaheau Even 5ms jitter is perceptible, and 10ms is obvious when compared directly with 0ms.