Child. He couldn't understand why Shi did this. He saw it as rebellion because that was what it was for his generation. He didn't understand how it could be camouflage. People looked at the piercings and the hair, they didn't look at him.
The offer to get his order for him does a lot to make up for his verbal flailings. "Thank you, I would appreciate that and from the sound of it your bosses don't want people like me in there anyway." Besides, it saved him a bit of time. "The name on the order is Shi."
He'd already paid via credit card over the phone. It shouldn't be that hard to get his food.