This was about Cylance being jerks, not Apple. I've fought Cylance quite a bit on Windows for flagging open source software as malware, too (and they fail to respond / fix).
So what do you do if an antivirus vendor is uncooperative? Can you sue them for defamation?
And they are Mozilla. Imagine Indies.
The Modern Day Apple requires you to get some Mainstream Media publish about How Apple block Open Sources Software to be running on M1 before Apple saw the PR damage and start acting on it.