I'm going to Amsterdam next week, so a quick check of the Zwarte Piet situation...
Dutch people still inexplicably happy to black up: https://www.dutchnews.nl/news/2018/12/half-of-dutch-people-prepared-to-accept-changes-to-zwarte-piets-appearance/
A Mastodon instance for maths people. The kind of people who make \(\pi z^2 \times a\) jokes.
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