We used real time data from open APIs of Facebook, Twitter, Instagram, Foursquare to look at how people experience the city. Social media actions are triggering various sound and visual effects, and together create a symphony that’s evolving and changing itself based on real time activity. Apart from social media, public transport and weather also influence the sound of Prague. Apart from the APIs application is using following technologies: Cinema 4D, ThreeJS 3D engine, HTML5, public transport schedules, weather servers. The music was composed layer by layer exclusively for this application by theatre and film music composer Matouš Hekela.

The application raised awareness of Heineken brand in its target group associated with the design event.

Number of site visits: 30 101

Number of visitors: 26 508

Average time spent: 1:15

Number of Facebook likes: 479

Number of Facebook shares: 581

Number of Tweets: 110

Linked in posts: 93

Countries reached: 10 (CZ, SK, USA, CHN, UK, KOR, GE, FR, NL, AT)