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: 1, Touché) by Anonymous Coward on Saturday November 18 2017, @02:33PM
> "Attention seeking 'artist' paints circle
That is certainly one interpretation.
As submitter, I chose a different interpretation, see the "dept." line in tfs.