http://www.youtube.com/watch?v=D1gmeEzOuKk
Via http://forum.pentaxfans.net/thread-131047-1-1.html (in Traditional Chinese)
AF tests with the new firmware is starting from 04:55 and before that is with fw version 1.00. It is once confirmed that the new firmware provides obviously better performance with faster AF speed. The improvement is particularly obvious with the longer (focal) lens, i.e
