It's 2303 hours and we're stopped at Barstow, CA.
Between LA and here, I learned that trains don't fill up at their origin, they fill up en route. I also met three cool people over dinner -- a dinner that was surprisingly good considering it had been prepared on board.
If the next three days are anything like the past 5-odd hours, this will have been a good decision.
Pictures are hard to get right because windows never co-operate with photography, but the sunset was beautiful and there's certainly something magical about passing silently and swiftly through towns in the middle of the night.