There's been an interesting development; Krafton have responded with some pretty direct claims and the founders are suing.
TL;DR the most important claim seems to be
In particular, following the failure of Moonbreaker, KRAFTON asked Charlie to devote himself to the development of Subnautica 2. However, instead of participating in the game development, he chose to focus on a personal film project.
Ever since the Doom Eternal Mick Gordon situation there has been several more controversies (Bayonetta's VA pay comes to mind) where it seems the first person to make the claim is hiding something. Is it an attempt to control the narrative? It has always backfired so far so we'll see if that trend continues.