How Do Babies Do These Things?

He's been sitting like this for the past twenty minutes.  Aside from the occasional head bob, there has been absolutely no movement.

He's either:
a.) been hypnotized
b.) seen the reflection of a basilisk through his plastic Captain Anderson clock and been petrified
or hopefully
c.) asleep sitting up.

Alas, a slow sideways tip, and...

Whew.  That was a close one.