They won't say anything. They are the type that slam their bags on the tables, mumble under their breath and sheepishly walk through. But just wait until they get behind their monitor!!! They then will call you a goon and Nazi.
Most TSA people here are trying to give legitimate information. They may not agree with it but they are trying to inform. What do they get for that? Verbal attacks from people who have no idea what they are about.