Westbury National Show Systems westbury.com The Idea Exchange is an historic building in Cambridge Ontario Canada built in 1885. It was recently restored to become the new Digital Library. Part of the restoration is a permanent installation of a Westbury National projection mapping system. This is used to create a visual experience for the audience. Director/Producer, John Coniglio, Jeff Thompson, James Kaudewitz, Ashna, Mathias Aubrey, Evelyn Bailey and Tyla Coniglio.