That still went on through as Vesper's edited vids that were all uploaded/made after his suspension though, last vid of that was barely 3 months ago in Jan
As fun as the OmegaAltare rrat is from a meme perspective, to an extent it does seem extremely far fetched to believe it as it is at face value ngl
Holo is a large company who probably doesnt need to double dip and use managers or Producers (?) as talent, all examples of that have always been with failing indies like Cyberlive and Tsunderia
To tack on, they all just did the april fools collab and they all seemingly cooperated in sharing their ideas or jokes, so i doubt friction is so ass they wouldnt be able to pull as much effort as they did for that
Edit: shortly after those videos, D&D had their permissions/OGL kerfuffle too iirc, some the clauses included charging for licenses for influencers if i remember correctly or other types of restrictions