StoneyScientist's channel:
https://www.youtube.com/channel/UCrfoVYV18-Nq3mYf2CuVjZA
to play Subnautica Multiplayer is should be as simple as clicking the (manual) download and unzipping the file and Port-forwarding or using Hamachi.
https://www.nexusmods.com/subnautica/mods/159 -- Watch live at https://www.twitch.tv/koolcat200
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https://www.youtube.com/watch?v=QfIl1EZcnxo