“The ubiquitous app built on short video clips seems frivolous at first, with its lip-synching, dance challenges and goofball celebrities. But this is how a rising generation communicates across the globe.” (It is also, writes Daniel Malloy, “the uncut heroin of social media apps.”) “And the app — thanks to its obscenely valuable Chinese parent company — now is at the heart of geopolitical strife between the world’s biggest powers. Today’s [OZY] Sunday magazine explores TikTok’s rise, its addictive joys, its challenges and what will replace it if it crumbles.” – OZY