I was standing up, my camera in my hands, near my stomach, I was as I was looking at my feet.
The guy was in this position for minutes, I managed the af and Aperture mode, I simulated a cough and shooted.
He was of course waiting his wife... but that's an other story. Hehehe !
This game is not so stressing than looking straight to someone coming in your direction. Here there's let stress, except the noise of the shutter.