MarphitimusBlackimus/Marphy Black/Revenant100's YouTube channel has a playlist, with currently 24 videos and 2.5 hours, showing "Half-Life Fact Files -- Do you want to learn more about Half-Life? To see the obscure? To witness the oddities? Then, you've come to the right playlist!
This GamerSpawn small YouTube playlist "takes you on a trip through the history of some of the world's best game series."
This hilarious two minutes and 25 seconds YouTube video shows "How To Get Through the Loading Screen