As somebody else pointed out, I read the entire article and still can't figure out what the author is actually talking about. That said, this sounds an awful lot like the reddit moderator problem: when you rely on unpaid volunteers, they become activist crusaders.
I'm assuming this is related to the previous drama back in 2020:
https://lwn.net/Articles/833233/
Apparently TDF wanted to host LibreOffice Online for free, when it had previously been a source-only project. Collabora didn't like that as they did 95% of the development and wanted to be able to sell support for their own version, but they didn't want to be competing against TDF's version at the same time.