SpaceX CEO should enough of an example.
Twitter is a well-established company that has been mismanaged for a decade and aggressively driven into the ground by Musk over the last 7 months.
These two situations aren't even remotely equivalent.
Gwynne was hired to make something out of nothing in an unproven space (no pun intended), having to build everything from the ground up (also no pun intended).
Framing is a fun exercise, you can do it a lot of ways.
I don't think you're disagreeing with me that Gwynne and Linda Yaccarino are finding themselves in utterly dissimilar situations though, right?