I have to agree with the previous post, the effect will be lost if any rudeness is omitted.
How will it handle multiple barkers? At STL (A concourse) last weekend, staffing was reasonably distributed (nobody noticeably "standing around"), but whenever someone seemed to have a few seconds of dead time, he or she would let loose with a good howl.
Originally Posted by TSA in Des Moines Register article
"We're real proud of this program," she said.
We're not real proud of you.