Although the current Olympic team won’t cause quite the eruption of the Dream Team in 1992, fans in Barcelona will be quite enthusiastic when Team USA plays exhibition games Sunday against Argentina and Tuesday against Spain. The difference in focus and expectations from 1992, however, are profound. International fans were mesmerized by the Dream Team and couldn’t get enough of their American basketball idols. But never in their wildest dreams did anyone from another country think their team would beat the