Albert Kim, a professional businessman with mindset of "hacker+geek," and his company, Zenitum focus on computer vision based Augmented Reality (AR) on mobile platforms.. Incorporated back in 2004 in a small office, no different from a garage, Zenitum specialized on computer vision on "cheap single camera" based object tracking. and recognition.. Zenitum successfully delivered mobile AR tracking engines for most popular mobile platforms such as iOS4, Android, Windows Mobile and Symbian. The SDK is freely available for the most mobile app developers.. Zenitum recently launched a brand new social AR service, Geozet.. Here are some videos about Geozet. http://www.youtube.com/watch?v=9eCR7XHOUek. http://www.youtube.com/watch?v=8zGsamsxAh4. Also a slide teaching how to use Geozet. http://www.slideshare.net/mrzenitum/geozet-workshop-1-how-to-create-ar-business-cards. Other Zenitum's technology showcases:. http://www.youtube.com/watch?v=YcgebgYeU5M. http://www.youtube.com/watch?v=ibWnY9ZXKzk. http://www.youtube.com/watch?v=7jUaxlS52tU. http://www.youtube.com/watch?v=O-myIJboPn0. http://www.youtube.com/watch?v=FoK36WlHkiQ. http://www.youtube.com/watch?v=OvLTOWoze0A. Specialties. computer vision, OpenGL/ES, mobile applications, vision based entertainment solutions, object tracking, video based rendering, entrepreneurship, presentation, team fostering, Neo-Confucianism (朱子學), geozet, AR