text:  What about the hundreds of people currently queuing outside of the airport in Edinburgh because systems are broken? What about people who've had hospital appointments cancelled? There's no apology. There's no contrition. They've at least admitted that they have caused the problem. But that statement is classic PR cloud puff. Our international business correspondent Theo Leggett is in London's business district, the city. I asked him what's been the impact on the business world.