Years ago, there used to be general expectations for luxury cars with big and expensive garnering the most attention in high-society. However, in this new age of motoring, premium vehicles are judged with a much broader, more complicated scope where size no longer (in fact rarely) justifies a car's claim to fame. Seeing concept as well as production examples of small car luxury supplied by Lexus, Cadillac and Lincoln, the Infiniti Etherea design study debuting at the 2011 Geneva Motor Show furnishes other enlightening presentation to luxury vehicles. Formulated through a simple brush profile which Infiniti released ahead of the vehicle's unveiling, the Etherea is indeed created with a small but enchantingly shape. Only about 168 inches long, the Etherea take a car form but echoes styling cues found on the Infiniti FX crossover platform. Given a tall roof line that helps maximizes cabin comfort, Infiniti clearly states that the Etherea is not a crossover vehicle. As a matte