There is a discussion with the author of the article and an employee of the company at: <a href="http://www.reddit.com/r/oculus/comments/1o23bl/avegants_headmounted_virtual_retinal_display/" rel="nofollow">http://www.reddit.com/r/oculus/comments/1o23bl/avegants_head...</a> which is where the tidbit about the micromirror and 4k resolution support came from.