For one thing it doesn't happen that much in the first place. In 2024 the rate was 229.4 per 100k in the USA [1] And yet this always gets cited as some reason to keep the police around. These sorts of threats that people cite are exceedingly rare, and yet used to fuel a vision of the world that's one of requiring constantly vigilance and paranoia.
[1] https://www.consumeraffairs.com/homeowners/home-invasion-sta...