Originally Posted by vievetrick 
I am going to say this as nice as possible,
Come on Rice the chances are way more likely that it is the contact and not the firmware.
sad thing he does... no matter how many facts there are. Problems not so much him but the fact that a true problem can get ignored because of the normal reaction to just blow off his babble (yes I'm guilty).
And no matter the cause it's always Pentax's fault.
I updated the firmware on two bodies last night, and just tried my lenses.
They all seem to work fine. My 16-50 2.8 is focusing without any issues.
elliot