It is twenty-five years this month since I had my first opportunity of Flying to London for a meeting.  In Northern Ireland, in 1993, flying somewhere for a day was still a deluxe day out.  They still served complementary drinks and free meals on the planes and flights were assumed to be to Heathrow Airport.

The drive to Aldergrove was filled with the excitement of a child going on holiday.  The car was Left at one of those car parks where the keys were left with a staff member and …