Clearly, Aston Martin did not customer-research its slogan for the new DB12 GT in Cork. Had it done so, it would have realised that the phrase ‘When Grand Is Not Enough’ makes no sense. As any Corkonian knows, grand is as good as it gets. Of course, Aston Martin means Grand as in Grand Tourer — that archaic, pre-jet-age vision of a car in which you can load your luggage and your significant other and head off for some far-flung continental destination, whipping along Autos both Bahn and Route as you go. Archaic? Well, yes. Anyone who can afford the...