Confirming our belief that Japan is at once among the coolest and craziest places on this planet we all call home is Burger King's exclusive Windows 7 Whopper. Seven stacked beef patties extend your usual Whopper to over five inches in height and the whole thing costs an appropriate ¥777 (or $8.55). It'll be available for one week only -- or seven days, get it? Join us past the break to see the full towering size of this meaty monstrosity. [Via Electronista ] Update: Andy Yang, our Eng