Constant run time is over three days. The standard match grade target sights are already sighted in and ready for the worst. These weapons are not cheap. Many cost more than standard combat handguns after the modification are added on. When a red or amber lens cover is added it becomes a nocturnal game-getter.
Many outdoorsman have misgivings about pistols.
And the .22 caliber is often times shrugged off as well. Every mammal on this planet has been taken with a .22 caliber bullet at one time or another. Not to mention the reptiles and some aquatic species as well. The shot was to the neck with a hollow point bullet. Chandler killed three snakes sitting side by side with one shot using .22 cal. shot shells.