Not to mention there's probably enough surveillance these days to allow us to identify the perpetrator, allow them to leave the scene of the crime, and then tra

Not to mention there's probably enough surveillance these days to allow us to identify the perpetrator, allow them to leave the scene of the crime, and then track them down later and a detain them away from the inciting incident. I would imagine that arresting someone away from the inciting incident of the crime would likely lead to a less-adversarial interaction because they're in a less stressful situation.