Does a Dangling Pinky Affect Shooting Ability?

So people have stated time and time again that a dangling pinky affects their ability to shoot a gun, which is why people prefer extensions on guns like the Glock 43. Now that I have a Glock 43 and a Glock 43X, essentially the same guns but one with an extended grip, I decided to put that theory to the test. The results were very surprising.
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