re: L&B cash, they do take credit / debit cards ($10 min I think) so though it's a popular place and they keep pretty long hours... there's a lot of plastic.

was it opportunistic hit AND robbery? perhaps.

the only persuasive line I've seen against it being a hit is that hits are so unusual now, what the hell could he have been up to, even among crazy Columbos, to be a target?