Continuity mistake: When Detective Stabler is questioning Carlos Guzman at the pool, Guzman puts the drain cover on in the pool and walks towards Stabler. The camera goes to Stabler and back to Guzman, and the drain cover in the background is off.
Continuity mistake: In the beginning of the episode when the parrot first comes to Patty, it rests on her left shoulder. In the next shot, when she comes around the corner, the parrot has moved to her right arm. (00:01:30)
Answer: His clients are guilty and won't take a plea. He's using desperate defenses in hopes of swaying a juror or two. Also makes for better television. "Temporary insanity" isn't nearly as compelling as "the video games made me do it."
Brian Katcher