The iPad was launched only in the U.S. this past weekend, but enthusiastic early adopters from outside the country have rushed to get their hands on units, too. Many Canadians from Southern Ontario took short two-hour road trips down to Buffalo, New York’s Apple Store at the Walden Galleria Mall, where reports suggested that Canadians outnumbered Americans by a fairly wide margin. As it was Easter weekend, I skipped the launch day crowds…