The Bentley Mulsanne makes the subway seem a bit dirtier, yes, and it feels palatial. Yet at the sametime, all the perfection and craftsmanship can also be a kind of reminder that a car is just a car.Eventually you have to park the Mulsanne and step out into the dirty, loud, messy, out of controlworld, and the realization smacks you in the face the while the Bentley is gleaming chariot, it is still aconveyance.