How is it possible that they couldn't get a better deal out of Neumann? What was he not going to take a quarter of that? If softbank walked his and We's value

How is it possible that they couldn't get a better deal out of Neumann? What was he not going to take a quarter of that? If softbank walked his and We's value would have dropped through the floor. This is so bizarre it feels like there has to be fraud somewhere.