- An actual blood feud with openly stated sincere attacks.

- Planned distraction, IE a psy-op. Basically a laser pointer for the cat that is the mainstream media to chase. Notice that nobody's talking about Iran, Israel and Gaza, Epstein, P Diddy, Russian and Ukrainian nukes, etc.

- Elon butt hurt over losing EV tax credits that assisted his sales.

- "Other"

I have absolutely and positively no idea whatsoever. I really don't. I am totally confused. I have no bias toward any particular explanation. "They've both lost their minds and Elon is high on ketamine" is as good as any other idea.

You have Steve Bannon bloviating that Trump should take over SpaceX as a national security action, IE, communist seizure.

The US has entered late-stage stupidity IMO. Any explanation seems too obvious. But maybe it's like Occam's Razor, the simplest theory is the truth. Or not. Maybe it's 10-D chess.