"How did person C get this position? Oh he's just a fall guy for person D." will start to be believable to me when I see it happen in the real world at least once. So far it's only something I've seen in Game of Thrones and Japanese Animes.
Maybe every other possible executive at the company knew how to read the tea leaves? A lot of people don't want to be company CEOs because it's a lot more visible and higher-pressure than merely being CXO or SVP of X.
Also can carry serious criminal liability via Enron Response Regulation Sarbanes Oxley "The Sarbanes-Oxley Act of 2002 requires the CEO and CFO of publicly traded companies to issue a statement certifying that the accompanying financial statements and disclosures fairly present, in all material respects, the operations and financial condition of the company."
Has that ever come up in practice, particularly for a company the size of Twitter?
No. We've had a generation of tech companies with Unparalleled relative lobbying power in DC rewrite the rules in Non-GAAP accounting. The pendulum swings both far and fast.
So, Big Head is running Twitter?
He runs the company himself without any interference from Jack, how is he a patsy?
That separation is what we call "plausible deniability."