Herd Immunity

Herd Immunity is a simple tech demo illustrating the transmission of disease. Spheres roll around in a box; their color indicates whether they are healthy, infected, vaccinated etc. This is what I was able to learn to make with Unity over the course of this weekend. 1920x1080 resolution recommended.
Jam year: 
MS Windows
Tools and Technologies: 
Unity (any product)
Installation Instructions: 

Unzip and launch the executable.

Source files: