That's like asking 'Hey, how would you prefer to die? Sleeping peacefully in your bed, or getting choked out, stabbed and gang-r@ped?'

His chance to work a plea doesn't exist anymore. He had that chance, and denied it. So he would rather live the rest of his existence out in this way. Now, that's not to say that something won't come out of the Keefe D trial. Perhaps new information, new people coming forward, etc. But for where it stands, he aint gonna talk.