(It will take another three to six months for the deal to close, during which time it could still fall through.) You can sign up here to receive it on Wednesdays.Īs with so much about the man, it was a joke until it wasn’t: On Monday, Elon Musk, the world’s richest person and the chief executive of Tesla, struck a deal to buy Twitter for $44 billion, a little less than one-sixth of his $270 billion net worth. This article is part of the Debatable newsletter.