Bullying managers would know that they would have to expect to face justice. False accusers would know that they would have to prove any claim in court.
Seeking to extend transition after all, thus re-raising the possibility of being stuck in it, or going ahead without proper systems in place would be an unacceptable choice.
As an Under-Secretary of State, he will have to negotiate with the Chancellor, who is reluctant to commit large-scale resources to planning for No Deal.
The author’s 2017 predictions for the shape and tone of the Brexit talks have proved strikingly accurate.