Re: Distance matters...
Dublin & Frankfurt.
Or even Galway or Cork and Frankfurt. New cable at Mayo and T connection to Cork, on transatlantic fibres.
What with all the other Internationals that will exit UK to EU (Vodafone, HSBC and many others already muttering about moving), Sterling may become unimportant. It's hard to see how UK can avoid invoking Article 50 before the end of the year. I wish it wasn't, but wishful thinking won't avoid it. That's how the mess was created.