His decision was probably based on any of several factors: (1) he thought he was going to lose in 2008; (2) he didn't like the idea of being in the minority party in Washington; (3) he knows that New Jersey is a dysfunctional sh!t-hole and doesn't want to live there anymore; and/or (4) he just got bored with the job and wants to do something else.
Still better than a N.J. Democrat. They do really wierd things.
Your correct on all accounts. He is a whimp, plays both sides, yada, yada. WTH, I might run. I have polled my passengers, and they concur. “4 DAY WORKWEEK !”, I tell em. How gonna pay for it? Simple, don’t run the trains on friday.