The incredible 3D projection system that can make an ice rink disappear
- Months before the show, technicians line up projectors in the right spot
- They produce a computer model of court to plan out their light sequence
- Sequence is then loaded on system to automatically play on game day
- Ultra-bright projectors layer light to change colour of the sports stadium
- In the future, infrared imaging can link movements of players to animations
- The crowd could also someday change what they see using their mobiles