One Disney theme park operator is already planning for 2040 (Photo by Gary Hershorn/Getty Images)Getty ImagesBuilding blockbuster theme parks isn’t the work of a moment. Typically spanning several hundred acres, design alone takes up to two years followed by as many as six years for construction. Bearing this in mind, it's essential for operators to think ahead which is why one of them is already planning what to do in 2040.In May, Disney’s chief executive Bob Iger dropped the bombshell announcement that it ...