The Mp3 Experiment ðŸŽ§
This has been disabled.
It should not be visible to users without admin rights.
The Mp3 Experiment is a participatory audio adventure where attendees download an audio file and listen to synchronized secret instructions in a public space via headphones. This year it's going to be in Battery Park: https://improveverywhere.com/2017/05/22/the-mp3-experiment-fourteen-save-the-date-2017/