Constantly see people online talk about "when the robber comes thru my door" or whatever, and some of it is memes, but a lot of it is just people legit discussing what the "best weapon" to fight robbers breaking into your house at night would be - Giving it so much thought as if it is a legitimate concern. So is it? Does it happen a lot?
Some grocery stores sell the smaller ones also. But yeah, Americans are super weird about safety. Taking a basic first aid course is going to help you save lives far better than shoving a pistol in your pants or learning krav maga