Typo fix.
First version of accelerometer work. Reads the sensor and plots it.
Try to detect what's going on.
Calibrated compass readings. Try to rotate gravity for the screen.
Better gravity work. Tracking on the screen. Only XY compass.
Trying to better detect what's going on again.
Ditch the compass, won't use it. Keep track of the paintbrush on the screen.
Draw splotches on the screen according to the brush.
Optimizations for actually running it on the Pi.
Scaling with resolution.
Screenshot and reset canvas.
Code as is on posters.