It's a deal. But is it the real deal?

Have Boris Johnson and David Frost achieved the apparently impossible? Let's read the text first

Boris Johnson expressing his enthusiasm as Ursula von der Leyen announces the trade deal with the UK

Regular readers will know that the words I dreaded hearing over the past few months were “a Brexit deal now looks more likely”. 

That was because, as I explained here, I didn’t believe the EU would ever agree to any concessions which would allow the UK to …