He sent out a letter demanding more work for the same compensation (probably less because of the new lack of equity?), then offered all employees a buyout for t

He sent out a letter demanding more work for the same compensation (probably less because of the new lack of equity?), then offered all employees a buyout for three month's severance... and was surprised when most of them took it? I can't understand from the email he sent why anyone would agree to stay on.