He's already home. He's free to use the internet, contact friends at will, organize an intimidation campaign against the victim or witnesses -- all kinds of things he wasn't free to do in prison.
You have a vivid imagination. He is 73, has posted a $150k bond, is wearing an ankle bracelet and is only allowed to go to church and his doctor’s. Pretty common practice in American jurisprudence for people who are no flight risk.