"There's usually a lot more involved, in my experience," Gene says, because he doesn't know when to shut up.

It's clear Stark's a newbie at this. He gets into the cab first, leaving Gene in a prime position to make a break for it. And Gene almost does. But it's too public, and too hasty. When he leaves, he's going to lie in wait for the perfect moment. Not dash away on impulse.

So he gets into the cab.