It began with a styrofoam coffee cup; you could call it the first koostik. I was curious to see if fitting a little megaphone to the bottom of my iPhone would passively amplify the volume of the external speaker. It did, but it wasn’t much to look at.
For a year after that first experiment, I made dozens of prototypes in wood in my home workshop. With each new piece I was getting a little closer to the goal of a balance between aesthetics and functionality.