The noclip documentary series for any other readers who might be interested

1. The Origins of Dwarf Fortress: https://youtu.be/MxV24so-dw8

2. How Dwarf Fortress Evolved over 16 Years of Development: https://youtu.be/PiNeDarPzeI

3. How Dwarf Fortress Coming to Steam Changed Everything: https://youtu.be/TX65XCk2-6U anecdote about the money starts @ 18:40

4. Life After the Success of Dwarf Fortress: https://youtu.be/I5zgBXp4e8A