→ Subscribe on Apple Podcasts → Watch on YouTube Leave it to the U.S. sports-TV machine to turn three-minute hydration breaks at the FIFA World Cup — a new feature to prevent players from collapsing in the heat — into a multimillion-dollar ad opportunity for Fox. With 48 nations competing for global football domination on U.S. soil, the World Cup is a cultural and ratings bonanza, delivering NFL-sized audiences for marquee U.S. matches and provi…