A very clever (imo) artist has developed a simple trap for autonomous cars --
https://www.youtube.com/watch?v=thuN2HD6m2s
Less than 90 seconds of video, no sound. If you get it right away it's only a minute.
Oh, and if you didn't get the title, there is this,
https://en.wikipedia.org/wiki/Heffalump
(Score: 5, Informative) by Farkus888 on Saturday November 18 2017, @02:47AM
It is a play on the line "it is better to be judged by 12 than carried by 6". 12 being jurors and 6 being the number of people carrying a casket.