Cooperative Bottle Caps

feelings on Instagram: "A bottle that literally only opens when you connect with another person is one of the smartest social experiments a brand has ever launched 👀 Coca-Cola designed this special “pair bottle” for college campuses to solve a growing problem. Students were spending less time meeting new people in person, so Coke engineered a bottle cap that can only twist open when it locks with a second bottle. The only way to drink it is to find someone else with one and open them together.