It had 3 configurations for your two hands. 95% of games had you use the middle prong with your left hand and right prong for your right. A handful had you use the left and right prongs (D-pad movements) and one or two used the middle and left (twin stick shooter setup).
It was called the Nintendo 64 because it took 64 fingers to play with it.
For real tho, what species was that controller designed for? Ergonomics be damned.
It had 3 configurations for your two hands. 95% of games had you use the middle prong with your left hand and right prong for your right. A handful had you use the left and right prongs (D-pad movements) and one or two used the middle and left (twin stick shooter setup).