And fundamentally the issue here is that if you want to build the kinds of systems that can withstand connection storms, you have to architect around that sort of thing, acknowledge that subsystems can fail and design with that failure in mind.
The end result looks like a fairly complex architecture, with a lot of boxes and lines.
The exact kind of diagram Elon famously thought was self-evidently flawed because he didn't understand it, and believed that simple things are better.