What is wrong with this sine memorisation pattern?

You can buy the jacket from the video! Signed by Matt. Or not. You choose. (All money goes to charity. You don't have a choice about that.) https://www.ebay.co.uk/itm/363879463026 Here is the Geobebra file "Trigonometry Tracer" made by Ben Sparks: https://www.geogebra.org/m/S2W46Thv Do check out Ben’s channel: https://youtube.com/c/SparksMaths Katie "radians" Steckles is also on YouTube: https://www.youtube.com/c/KatieSteckles And Becky Warren is best found on twitter: https://twitter.com/becky_k_warren This is the sort of ridiculous video I can make because I have an army of supporters on Patreon. Join in and be directly responsible for there being more silly maths videos in the world. https://patreon.com/standupmaths And fine, here is the link to the original reddit post. But no brigading it or the OP etc. If you visit the page, consider it like visiting a museum. Look, but don't touch. https://www.reddit.com/r/mathmemes/comments/sc9eef/isnt_it_awesome_way_to_learn_the_values_to_be/ CORRECTIONS - Nothing yet. Let me know if you spot any mistakes! Filming and editing by Alex Genn-Bash Beard styling by Lucie Green Shunning Drake played by Matt Parker Embracing Drake played by Matt Parker Music by Howard Carter Design by Simon Wright and Adam Robinson J̸̫̈̉I̸̳̼͊G̵̼̈́ ̴̯͕̄L̵͙̜̎͘I̴̳̫̐V̸͙͐̏Ę̵̛̳̎S̴̢̟͒̅ ̶̛̮O̴͌͘͜N̷͉̬̚