Apple’s apps bypass firewalls like LittleSnitch and LuLu on macOS Big Sur

Article note: Oh yeah, here's the Apple we've come to know and love. Their own software uses undocumented APIs that bypass the documented functionality, are not observable to even a sophisticated user, and cause difficult-to-explain nonsensical behavior (..._if_ there is a default rout set it tries to do an NTP sync before the _keyboard_ starts working? What?).