Ketchup to Moon rock: What's the point of a World Expo?

Expo 2025 has commenced in Osaka, questioning the relevance of World's Fairs in the digital age. These events, dating back to the 1851 Great Exhibition, showcase technological and cultural advancements from numerous countries. While critics debate their necessity amidst online information and global issues, organizers emphasize the importance of in-person interactions and unexpected discoveries, highlighting architectural innovation and sustainability.