Performing Aura Pon's Intertwine during Vancouver Pro Musica's 2012 Sonic Boom Festival. SATB = Martin Ritter, Johnty Wang, myself, and Ryan Noakes.
For more info on Vuzik (the program displaying the music projected behind us) check out Aura Pon's website: http://aurapon.com
For more info on the ChoirMob app (created by Nicolas d'Allesandro and Johnty Wang): https://engineering.ubc.ca/news/let-your-iphone-do-singing-choirmob-sneak-peek-ubc
For other cool vocal synthesis stuff, check out Nicolas d'Allesandro's research on HandSketch: http://www.hovertone.com/handsketch/