I think the only significance of the edit is in what one reads into it. To me, it's like saying "Joe drank a soda" instead of "Joe drank a Coke". In the conte

I think the only significance of the edit is in what one reads into it. To me, it's like saying "Joe drank a soda" instead of "Joe drank a Coke". In the context of the story, the brand name doesn't seem to matter. Whether they called Uber or the Yellow Cab Company, the gist seems to be that some people left and hired a ride.