On a related note, why isn't a shotgun now standard armament for infantrymen? Is there a better/cheaper anti-drone infantry weapon? I saw this ridiculous Russi

On a related note, why isn't a shotgun now standard armament for infantrymen? Is there a better/cheaper anti-drone infantry weapon? I saw this ridiculous Russian training video of some soldier doing a tuck and roll with an ak-47 against a drone.