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19:17
8 WAD archives (Doom)

42:59
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30:51
11 GIF basics

17:29
The Hardest Thing: Building and Running the UNIX Kernel from Original Sources

24:35
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1:04:21
Calming Meditation | 1 hour handpan music | Malte Marten

43:20
16 PE basics

1:43:10