The portfolio manager of the $GOLS ETF, which focuses on soccer-related stocks, shared insights on how regular league soccer could expand its popularity in the United States. The manager highlighted that the World Cup's appeal lies in its straightforward format, participation of top players, and high stakes, suggesting these elements could be key to boosting league soccer's growth in America. The discussion took place on ETF IQ, where the manager emphasized the potential for soccer to capture a larger audience by adopting similar features.