Which Letterman Should We Believe?

Tonight Dave Letterman goes back on the air after one hell of a weekend. And I’m already confused.

Thursday night — as I’m sure you know by now — he went on the air and told an extraordinary story, first about being blackmailed and then about what he’d been blackmailed for. “Creepy” things, that vague descriptor, was put into a little sharper focus like so: “I have had sex with women who work for me on this show.”