When he gets to the denture-wearing stage, they'll release him to save money and for reasons of compassion. After all what can an 80 year old sociopath do? That's why people are skeptical of the "life in prison" tag. You'd need to check up on the truth in sentencing laws to find out how much time this creep will actually serve.
(Denny Crane: "Sometimes you can only look for answers from God and failing that... and Fox News".)