You can find the video recording here: https://www.youtube.com/watch?v=lYoHh19RNy4
Heiko Behrens and Matthew Hungerford present advanced programming techniques for Pebble. This presentation focused on graphics techniques including run-time dithering, offline dithering, pixel manipulations, and frame-buffer drawing.
This talk featured the amiga boing ball dithering demo.
Day 1 - Video 3B