http://elevr.com/elevrant-the-problem-of-3d-spherical-video/
http://elevr.com/elevrant-panoramic-twist/
http://elevr.com/elevrant-the-hairy-ball-theorem-in-vr-video/
http://elevr.com/this-is-what-science-sounds-like/
原文：http://my.oschina.net/assange/blog/524136