We took a PS3 camera, hacked it open, mounted it to an LED light, and now there's a device that is free -- you build this yourself, we publish the code for free, you download the software for free.
Tomamos una cámara PS3, la abrimos, la montamos sobre una luz de LED y ahora hay un dispositivo que es gratis -lo construye uno mismo; publicamos el código gratis- el software se baja en forma gratuita.