By Alex Prewitt The 4-2 victory was merely a meaningless preliminary tilt, but the sport’s fiercest rivalry did not disappoint. View the original article to see embedded media. BEIJING — As far as palate-whetting Winter Olympics appetizers go, this one might as well have been a plate of foie gras topped with golden caviar and shaved truffles. Heck, served up nine days from now it would no doubt double as a delectable main course, too. Alas it was only the group stage, and so Canada’s 4-2 victory over the United States on Monday afternoon served little purpose other than to tease our tastebuds …