Why punch out a thousand foam circles for a mold? How about try this method instead?

I created a template of what I like to call a "scale sheet", and hired a laser engraver to use his machine to cut out along the guidelines of my template to make this beautiful design!

Attachment 36856

I probably saved myself a month worth in time alone just punching and gluing the foam circles together to make the mold. Here's my review of my scale sheet on YouTube.

https://www.youtube.com/watch?v=6ERlZC8BusA