Returning the files proves he has them. This isn't restitution, it's a play for an employer to skirt the 5th amendment. While he will not be forced to testify a

Returning the files proves he has them. This isn't restitution, it's a play for an employer to skirt the 5th amendment. While he will not be forced to testify against himself, his employment is now tied to his willingness to do so.