Originally Posted by
pineteam
if you have a look at Airbus Safety First magazine #19, there was a case that the captain left his camera in between the armrest and the sidestick during flight and when he moved his seat forward, it pushed the camera forward and then the sidestick. The aircraft abruptly pitch down for roughly 20 seconds and reached 15 000 feet/min descent rate...
I rather suspect that is the near accident jimjim1 referred to earlier in the thread (post #9).