Iain Duncan Smith
On the day of George Osborne's Autumn Statement, the Work and Pensions Secretary finally admits that he will miss his Universal Credit deadline of 2017.
New figures show just 2,150 are claiming the payment, leaving the government 997,850 short of its original target of one million.
If the doctrine of ministerial responsibility means anything, the Work and Pensions Secretary should have resigned over the failure of Universal Credit long ago.
The new welfare system has been launched in just one new area, Hammersmith, rather than six as planned.
The cap is less a serious act of policy than a political weapon designed to trap Labour on the wrong side of the argument and to demonise the unemployed.
The religious language of sin and shame informs Tory welfare rhetoric, with its pulpit-thumping over "strivers" and "scroungers". But their overhaul has nothing to do with compassion or principle.
In working to deliver to an arbitrary timetable, Duncan Smith ignored sound programme management principles.
Darling reveals that while serving as Work and Pensions Secretary, he was told that the programme would be "very difficult" to implement and would cost more than it saved.
The Work and Pensions Secretary tried to pass the buck to the civil service but the NAO report says he never explained how "Universal Credit is meant to work".
New figures show that 320,738 more people are claiming housing benefit than in May 2010.