How many weapons does a person reasonably need?
The best thing for home defense is a pump/automatic shotgun.
The best thing for hunting is a good rifle or a pump/automatic shotgun.
The best thing for shooting skeet is an automatic shotgun.
Pistols are good for killing people at close range. They are not as effective for home defense as a shotgun. For any other use, they are pretty much a joke.
If I was God, every weapon on the planet with a barrel less than 22” and a fixed stock would disappear, and their continued manufacture or possession would be a capital crime.
Would this stop another Aurora? No. But the previous four non-family incidents were pistol only: Fort Hood, Oakland, Binghamton, and Virginia Tech.
That’s 65 dead humans by pistol. Get rid of the damned things.