Cai Guo-Qiang’s VR fireworks bring together advanced technology and traditional craft Cai Guo-Qiang’s VR fireworks bring together advanced technology and traditional craft Sleepwalking in the Forbidden City is the Chinese artist’s first virtual reality work, created in collaboration with HTC Vive Arts, a colourful daytime fireworks performance with a surprising physical dimension Still from Sleepwalking in the Forbidden City, the first virtual reality artwork by Chinese artist Cai Guo-Qiang. It depicts a daytime fireworks display at the Forbidden City, reminscent of the performances once held at the imperial palace to celebrate the Lunar New Year. Courtesy Cai Studio