A regular problem with out-of-home advertising

Billboard for Cirque du Soleil's Yarekai show (Photo taken May 30, 3015)

Detail of billboard for Cirque du Soleil's Yarekai show (Photo taken May 30, 3015)

I have been writing about this problem for years, and I'm sure that I'll write about this for years to come.

It is not as if the show is coming back any time soon. How does it help a brand if the advertisements stay up after the event is over?