My theory about that is that once crime starts going down, people become even more "averse" to it. I.e. it ceases to become a day to day thing, and consequently

My theory about that is that once crime starts going down, people become even more "averse" to it. I.e. it ceases to become a day to day thing, and consequently people want to avoid it even more. Sort of the inverse of desensitizing. Though, to be fair, I'd posit that it should balance out after a while. Once people start noticing that their fear is unwarranted, they'll start becoming more comfortable.