The FIFA World Cup is set to bring a surge of visitors to Vancouver and Toronto, but the economic impact of this global event remains shrouded in uncertainty. As the tournament approaches, businesses and tourism authorities are optimistic about the potential boost, but experts warn that quantifying the economic benefits is a complex and challenging task. The article delves into the reasons why the economic impact of the World Cup on these cities may never be fully known, exploring the displacement of other events, the peak tourism season, and the difficulty in measuring the long-term benefits. It also highlights the skepticism surrounding the estimated economic gains and the need for transparency in government spending on such events. The narrative concludes by emphasizing the importance of understanding the true cost and potential benefits of hosting such a significant international event.