LONDON (Reuters) - For the crews of the sleek catamarans foiling above the sparkling waters of Bermuda's Great Sound, winning the coveted America's Cup will be as much about design as sailing.
But after almost four years of preparations and millions of dollars developing their 50-foot (15m) America's Cup Class craft, racing should be tight when it begins on Friday to decide which of the five challengers will take on Oracle Team USA.
