Every 12 hours, 321 watches communicate a message: “Every 12 hours in Africa, more than 2000 people die of AIDS because they have no access to treatment. Set up by the Paris-based Africa AIDS Solidarity Fund, the installation is based on a work by the artist Nadine Grenier who went all out to make the most of watches and clocks during the Biennale of International Design in Saint-Etienne, France.