Because they never get a reaction.
Because people are dying to get in.
Their scared they'll say something nigative
So noone told you knife was gonna be this way?
I'm often asked by people: "Why are your eyes covered in ketchup " So I tell them it's because Heinz sight is 20/20.
STUPID AMERICAN!
Their jobs get a lot easier when there are no reactions
Realizing that your being intently watched for your reaction to their sic clouds - BEST RECOGNIZE!