The recall may have been issued on that day, but who knows...maybe the notification took two days to get to the dealer in the mail and by then the guy took the car home. Honestly I usually would bash the dealer in a case like this because a lot of the salesmen are low-lifes and they probably would sell their own mother a car that was supposed to be recalled if they could make a buck. But the circumstances in this case seem like it was just an honest mistake.
if only they had some kind of technology that could transport information instantly instead of having to send physical notification through the pony express, perhaps an entire network, they could call it the internet...
...if only