Template:Motd/2019-05-06 (en)
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![](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fb/Politeness_2.gif/300px-Politeness_2.gif)
Politeness is a hand-colored optical illusion disc to be used in a phenakistoscope (1833).
![](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fb/Politeness_2.gif/300px-Politeness_2.gif)
This is the English translation of the Media of the day description page from 6 May 2019.
Descriptions in other languages: