Germany's 2038 pavilion at Venice Architecture Biennale puts QR codes on walls of empty building Germany has divided opinion at the Venice Architecture Biennale by inviting visitors to wander around an empty pavilion and experience digital content via QR codes. Called 2038 – The New Serenity, the presentation consists of a virtual "Cloud Pavilion" accessed by pointing smartphones at matrix barcodes on the walls of Germany's neoclassical exhibition venue in the biennale gardens. Visitors use QR codes to access digital content Visitors can then watch movies on their devices that explore how the world could be in 2038. The exhibition was curated by an international team of over one hundred architects, ecologists, artists, scientists, writers and politicians.