historical approach: https://youtu.be/VqULEE7eY8M
scientistic discussion: Voices of VR Podcast – Designing for Virtual Reality: VR as a Reality Turing Test, Supernormal Siddhis, & Mind/Matter Consciousness Research http://voicesofvr.com/570-vr-as-a-reality-turing-test-supernormal-siddhis-mindmatter-consciousness-research/