These kinds of calculations aren't useful to a typical US parent who, after the Uvalde disaster, has absolutely no reason to trust law enforcement to handle suc

These kinds of calculations aren't useful to a typical US parent who, after the Uvalde disaster, has absolutely no reason to trust law enforcement to handle such a situation competently, and every reason to distrust them. Why should they assume that the cops in their town are any better than Uvalde's? They're going to hear "your kid can't have their phone in our school" and think of this.