http://www.cnn.com/2008/TECH/06/30/fake.speed.bumps.ap/index.html
Cool idea, but itll only work the once or twice till people learn to recognise the fake ones. That is of course, unless they actually occasionally replace the fake ones with real ones :D
Thatll ruin a few arrogant american suspensions
What makes a suspension arrogant ?
It sits on its high springs above other suspensions.
It takes the moral high spring ground.