(Image credit: Hisense) Over the last few weeks, I’ve been fielding a flurry of requests for TV-buying advice ahead of the biggest event in sports: the FIFA World Cup. It would seem as though footy fans from all around the globe are using the competition as an excuse to kick their old, out-of-date TVs to the curb. The vast majority of people I’ve spoken to are trying to save as much money as they can on a new set, and I don’t blame them. Everything is expensive right now, and if the TV you’re looking to replace is old enough, you don’t need to shell out thousands of dollars in order to get an impressive-looking upgrade. The 75-inch Hisense U65QF is just $599 at Best Buy right now, and it meets my criteria for a World Cup upgrade. It’s big, bright and remarkably affordable. The U65QF sets itself apart from other ultra-affordable, big-screen TVs with one key feature: Mini-LED backlighting.…