Could you link to the thread? I had a good experience with the forums. It sounds like they locked it to prevent people from sending more bullying comments and suspended everyone.
Most of it is just a bunch of “what if” scenarios that never happened.
The link lists a bunch of things that did happen, along with the thing on partial upgrades, which is guidance on the Arch wiki.
No, you pronounce it like /ɕi³⁵/