There is a chink of light at the end of the Brexit tunnel, with negotiators closing in on a solution for the Irish border. It involves buying time and finding a temporary fix before a final trade deal can be done.
It also involves a fair amount of legal and linguistic creativity, to convince the UK it is not signing away its political leverage, while reassuring the EU that the single market remains intact. German Chancellor Angela Merkel called it an “intellectually demanding task”. But...