Interesting As Facts by Christopher Kiss on Instagram: "Coca-Cola once launched a social experiment built around a simple question: what if opening a bottle required teamwork? They designed a custom “Buddy Bottle” with a cap that couldn’t be twisted off by one person alone. The only way to open it was to find someone else with the matching half and twist both ends together at the same time. The idea wasn’t about the drink — it was about breaking social barriers. The campaign targeted college cam