All of the check-in and gate counters in the new cross-border terminal at Halifax International Airport are fronted by pulsing lights that slowed change colour from red to green. They are purely ornamental — the lights colours don’t mean “stop” or “go.” But people in line have no way of knowing that, making for confusing line behaviour. Stop. No, go. No, stop. Oops, no, go.
I believe a submission to thisisbroken.com is in order. =)