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Boosted by cwebber@social.coop ("Christine Lemmer-Webber"):
BrokkoliMuskel@chaos.social ("Brokkoli-Muskel-Skeletor") wrote:

Two things:

1: TIL that this hugely annoying thing that’s bugging me since childhood has a name.

2: that disclaimer before the article 😂

Screenshot Wikipedia article about Tendril perversion. A geometric phenomenon when a spiralled chord messes up in one place. Disclaimer before the article: This article is about the geometric phenomenon. For the pornographic genre, see tentacle erotica. Article: Tendril perversion is a geometric phenomenon sometimes observed in helical structures in which the direction of the helix transitions between left-handed and right-handed. Such a reversal of chirality is commonly seen in helical plant tendrils and telephone handset cords. Drawing of a ranking plant with tendril perversion. Text:A tendril of Bryonia dioica exhibiting tendril perversion Photo of a phone cord with tendril perversion.