Why is the public/private distinction relevant? The situation is equivalent to Musk hiring some engineers to work at Twitter that used to work at Tesla. They're

Why is the public/private distinction relevant? The situation is equivalent to Musk hiring some engineers to work at Twitter that used to work at Tesla. They're no longer paid by Tesla, they're now paid by Twitter. Seems perfectly fine but this tweet and its associated account is not actually a reliable source of information, the tweet is basically fake news and is designed to maximize engagement.