 Why did Joe want to commit a crime and be caught by the CPA?
A civilization weary of murder, robbery, kidnapping, counterfeiting, blackmail, rape, arson, and drunkenness had originated the CPA—Crime Prevention Association. He was a hero to the millions of men and women who had suppressed impulses to kill someone, beat their mates, get drunk, or kick a dog. A crime because it theoretically inflicted psychological injury upon the intended victim—and because millions of women voters had voted it a crime. On the other hand, attempted murder, robbery, kidnapping, etc., were not crimes. They weren't crimes because the DCT didn't complete the act, and if he didn't complete the act, that meant simply that the CPA had once again functioned properly.
 So that he could receive the CPA Treatment and be offered a good job.
 So that he would fit the part of a hardened criminal.  So that he could become a part of the CPA team.  So that he could receive the CPA Treatment and be offered a good job.  So that he could get into the prison.