A History of Quake (Xonotic Briefly Mentioned)

http://m.youtube.com/watch?v=OipJYWhMi3k

Here. It's interesting (although you've most likely heard it before), and Xonotic, Reflex, etc. get a VERY brief mention towards the end.

For those who are curious, Xonotic mention begins at 1:03:10

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For those who are curious, Xonotic mention begins at 1:03:10

(somehow the embed video doesn't work?)