One of the reasons that Gravis (a.k.a the Cathode Ray Dude) is one of my favorite YouTubers because he is able to the most boring-sounding topics into fascinating videos. Take this video, for example. In it, he talks for the better part of 2 hours about scanners, a topic that you probably would expect to be terribly boring. Most of his other videos are on things that you would probadly never see covered anywhere else on YouTube. Take this
