Knowing what I do about Carmack, if Facebook burns through billions trying to create a sad, failed VR utopia, he'd say it'd have been worth it for the opportuni

Knowing what I do about Carmack, if Facebook burns through billions trying to create a sad, failed VR utopia, he'd say it'd have been worth it for the opportunity to advance the tech via blue-sky development on such issues as non-cumbersome, accurate tracking hardware and high-resolution, low-latency displays.