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1/ Yeah I have really mixed feelings about the Go or anything like it that had 3 degrees of freedom (as opposed to full movement with 6). They were doomed to create dead ends like that, because the experiences have to be tailored accordingly. Also..it's not VR imho.
2/ I definitely subscribe to the "poisoning the well" theory of bad VR experiences (3dof included, no matter how good). I think for the most part you only truly get why VR is great when you experience it first hand. And 6dof is crucial to convey that.
