I'm going to use this opportunity to list some relatively unknown yet excellent software dev related channels that I've come across over the years. * Derek Ban

I'm going to use this opportunity to list some relatively unknown yet excellent software dev related channels that I've come across over the years. * Derek Banas (https://www.youtube.com/user/derekbanas https://www.youtube.com/user/derekbanas): staggering amount of content on a huge variety of programming topics; tutorial-style; this guy is so productive it scares me sometimes :( * Mark Lewis (https://www.youtube.com/user/DrMarkCLewis https://www.youtube.com/user/DrMarkCLewis): CS professor; lots of videos on general CS, functional programming; focus on Scala * VoidRealms (https://www.youtube.com/channel/UCYP0nk48grsMwO3iL8YaAKA https://www.youtube.com/channel/UCYP0nk48grsMwO3iL8YaAKA): excellent C++-focused content, great Qt series * mathematicalmonk (https://www.youtube.com/user/mathematicalmonk https://www.youtube.com/user/mathematicalmonk): great ML and probability videos * mycodeschool (https://www.youtube.com/user/mycodeschool https://www.youtube.com/user/mycodeschool): general CS, algorithms, data structures * HandmadeHero (https://www.youtube.com/user/handmadeheroarchive https://www.youtube.com/user/handmadeheroarchive): excellent series by Casey Muratori that explains a huge number of topics related to game dev, gfx programming; has a really long series of videos documenting how he's building an indie game from the ground up i.e. custom engine I will update once I think of others :)