I happen to think that there is.
If you have a gun on your hip you probably won't shoot anyone with a gun. But the chances of shooting someone with a gun are non-zero. If you don't have a gun on your hip, the chances of shooting someone with that gun are zero. I like those chances better.
(The 2A was good for its time and make sense in the context in which it was written; it has no place in today's world.)
On-duty police fatally shoot about 1,000 people every year.[0] That's in the US. Guess how many on-duty police in the U.K. or Japan fatally shoot every year? [1][2]
[0] https://manhattan.institute/article/fatal-police-shootings-a... [1] https://en.wikipedia.org/wiki/List_of_killings_by_law_enforc... [2] https://en.wikipedia.org/wiki/List_of_countries_with_annual_...