"20 09 19" could also be a file name or a version number in a dystopian future.

Perhaps the most "2019" event to occur on September 20th was the culmination of the Facebook event.

On September 18, 2020, Nintendo released Super Mario 3D All-Stars for the Switch. By , fans were deep in nostalgic trips to Super Mario Sunshine and Galaxy . This wasn't just a game release; it was a limited-time "event" (Nintendo famously made the game available only until March 2021). The artificial scarcity drove entertainment content creators on YouTube and Twitch to produce thousands of hours of livestreams. For popular media, Mario represented comfort food—a safe, familiar escape from the chaos of the real world.

with Sylvester Stallone, and the big-screen adaptation of the hit TV series Downton Abbey

The date was the official "raid" day for the viral Facebook event .

became the primary language of the internet (Area 51).