No, it does not, but it still happens. Most of our internal[1] Q&A discussions leak to the press (especially criticisms of leadership[2]), but Zuckerberg decided it's the cost of internal openness. I'm yet to hear of anyone fired for leaking company discussions, or even witch-hunts to find leakers. Musk is being a baby, I hope they bleed irreplaceable talent.
1. These have remained unchanged post-IPO, have nothing to do with public listing, and Meta would like them to be confidential
2. One of our recently-promoted execs was publicly and vociferously criticized by employees for something they did, and the critics are still employed, because the execs are not petty.
They do if they want customers. ULA and Blue Origin would love nothing more than for SpaceX's leadership to piss off NASA and burn some of those juicy government contract opportunities.