Real Life John Wick training using 'Shotgun Quad Loads' Technique (much faster shotgun reload than in game)

[HunterIII]

https://www.youtube.com/watch?v=nrawit53W7s

I wonder if this reload technique (reload 2 shells at the same time) could be able to be implemented in game. It is from real life gun tactic and it would make the shotgun much more fun