The left pinky finger would not have been used for hitting left Control in Emacs back then, rather one would have used the left _thumb_; the Control key was pos

The left pinky finger would not have been used for hitting left Control in Emacs back then, rather one would have used the left _thumb_; the Control key was positioned beside the space bar on both sides. To use the left pinky on those keyboards for left Control, you would have to leave the home row completely, and shit your wrists awkwardly....