Niall Ferguson didn't hide behind "I'm sorry for any offense I might have caused." He admitted that what he said about John Maynard Keynes was a stupid comment and took responsibility, so we're moving on, right? Not so fast, replied the Internet.
As the austerity's intellectual claims are discredited, its advocates are confronted with a choice: Face their own errors, correct them, and participate in honest discourse. Or cover up, obfuscate, and (in Niall Ferguson's case) turn mean and desperate.