While somewhat niche, it's great that SMPTE has now made their whole standards library openly available. A whole bunch of important technical references for media stuff
https://www.smpte.org/blog/smpte-makes-its-standards-freely-accessible-openingstandards-library-to-the-global-media-technology-community
https://www.smpte.org/blog/smpte-makes-its-standards-freely-accessible-openingstandards-library-to-the-global-media-technology-community
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