Tekla Perry writes: He used a webcam and LEDs to do position tracking for the Oculus DK2, but Jack McCauley, co-founder of Oculus and now working independently, says that's the wrong approach. He likes the laser scanning system of the HTC Vive better, but says it's just not fast enough. McCauley thinks he can do better, using a design approach borrowed from picoprojectors. Speaking at this week's MEMS Executive Congress, he said better tracking of head position will solve the problem of VR sickness, not more expensive screen technologies.
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