On 19/07/2014 22:15, gareth wrote:
A straight Morse key has a fulcrum away from you, but your wrist
articulates in front of the key, in a mirror image of that of the key.

Therefore, your wrist is constrained to follow an unnatural arc
when keying.

Your key contacts must be too wide apart if you are able to perceive
your wrist following an arc.