If someone got their hands on a tax return, there is enough information there to mess up a person’s life pretty easily.
With that in hand and some prying of information, they could cause serious damage.
Hope he rots.
No doubt there is. But in this case, he took two automobiles. He had to know where they were kept, how to get in, and that they wouldn’t be missed, for a while anyway. This man doesn’t sound like a hacker.