For me: 1.) Cicada 3301 - Lemmino [17:53]: https://www.youtube.com/watch?v=I2O7blSSzpI
2.) Why gravity is NOT a force - Veritasium [17:33]: https://www.youtube.com/watch?v=XRr1kaXKBsU
3.) The cost of Concordia - Internet Historian [48:48]: https://www.youtube.com/watch?v=Qh9KBwqGxTI
4.) Fast inverse square root - Nemean [20:08]: https://www.youtube.com/watch?v=p8u_k2LIZyo
5.) The dark side of the Silk road - Barely Sociable [1:14:45]: https://www.youtube.com/watch?v=GpMP6Nh3FvU
Sorry, i’m a nerd. If you are not: only watch no. 3; it’s funny.
Summoning Salt’s The Quest to Beat Matt Turk. https://youtu.be/TBR9ypSOTGQ
It is one of Salt’s greatest videos, and showcases some of the best editing and storytelling I’ve ever seen on YouTube. Probably the best part is that you can go in with no knowledge of the game, like I did, and come out fully understanding everything about the game.