Also: Will Lyra McKee’s murder in Londonderry be enough to re-start the political process in Northern Ireland? It doesn’t seem likely.
Davidson and Mundell are right to be concerned that a differential Brexit deal for one part of the UK could put rocket boosters under SNP demands for similar treatment.
It will help Davidson solidify her grip on the unionist base, and give swing voters minded for a change from the SNP fewer alternatives to consider.
Holyrood already has the powers we need, but the SNP will always put the pursuit of independence first.