Originally Posted by Sailor_Steve

ctrl-a activates autotrim. If you hit the z key you can see how much the autotrim is correcting for the aircraft surfaces. In the case of the EII, I was seeing corrections in excess of 35 degrees. It corrects a lot of the pulling and yawing of the aircraft, which for my setup of an old Sidewinder stick and no rudder pedals, allows me to take off without the machine side slipping me right into an early grave!