With the World Cup around the corner, who remembers those chewing gums that came with footballers' pictures inside? Back then, collecting those cards was a serious hobby for many kids. That was top-notch marketing—people weren't just buying gum, they were buying the excitement of getting their favorite player. ⚽️🔥 Business is all about spotting opportunities and creating demand. It's surprising how those products just disappeared from the market. Imagine how well they could do during a World Cup season today! 😳 Meshers, what other products or business ideas from back in the day do you think would make a comeback if marketed properly?