That's the rub. America has changed dramatically since Gorman fell in love with Tupperware, but the company hasn't. Through the 1970s, Tupperware dominated the plastic food-storage business with durable, innovative products, a powerful brand name and, most important, a strategy of selling exclusively through home parties. The Kissimmee-based company's wares are as closely associated with the Cold War years as the Hula-Hoop and saddle shoes.