Introduction to Interaction Prototyping using Origami and Quartz Composer.
A recording of this presentation is available here: https://www.youtube.com/watch?v=dVmdFNbcjGQ
Sample Quartz Composition is available at https://github.com/jaythrash/spy-book
Originally presented at AltConf 2014 in San Francisco, CA on June 3, 2014