[check] Quality screen, your Samsung S3/S4 or iPhone 4S/5 has a much higher resolution than the oculus rift. Samsung S4 comes with Full HD, 1,920x1,080 resoluti

[check] Quality screen, your Samsung S3/S4 or iPhone 4S/5 has a much higher resolution than the oculus rift. Samsung S4 comes with Full HD, 1,920x1,080 resolution with a high pixel density of 441ppi, that blows the Occulus Rift into pieces. [check] You can buy much higher quality optics online. [check] Head tracking with smartphones is much more accurate. Scientist were able to use your smartphone as a keylogger. It was so sensitive that it could find out which keys you pressed on your computer, when your smartphone was sitting on the same table nearby. http://www.eweek.com/c/a/Security/iPhone-Android-Smartphones-Can-be-Used-as-Keyloggers-Researchers-690656/ http://www.eweek.com/c/a/Security/iPhone-Android-Smartphones... What do you mean by "better input"? I absolutely recognize the Occulus Rift as a high-end VR-Experience, but doing it yourself might not only be cheaper, but also provide higher resolutions and quality .