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At the heart of the Rutnam row is its reservations not only about how the post-Brexit journey is being negotiated, but about taking it in the first place.
That newspapers may technically be open to proceedings over the Darroch cables highlights weaknesses in our legislation.
It must necessarily have a worldview. The question is whether or not this has caught up with the Brexit vote.
The big lesson of Ivan Rogers’s resignation is that they must adapt to the cultural sea-change that last year’s referendum is bringing about.