related materials

[johav]

ReFigure developed a video introducing OS principles available at

• https://github.com/re-figure/UndergraduateCourse/blob/master/Course%20Introduction.md
• https://refigure.pubpub.org/pub/prtyk4se/draft

[Protohedgehog]

This is cool, but not sure there's much we can use for this module?