Terry Prone: If Taoiseach is to have a public partner, he needs to realise protocol matters

'Mortification arises, first of all, because the coronation makes the audience sit up straight and mind its manners. Which Matt, demonstrably, didn’t do.'

Did the Taoiseach’s partner, Matt Barrett, cause a diplomatic incident when he used his mobile phone after it should have been turned off, to send comments to his 350 private followers on Instagram? No.

Will the UK’s new monarch think badly of Ireland as a result of the medic’s actions? No.