Interesting to hear that they went through 10 iterations with a 3D on-demand printer before even posting to Kickstarter to pay for injection molding. Among the advice the pair of entrepreneurs give is (1) to make pricing tiers easy to understand, and (2) build a relationship with a niche blogger for coverage in the future.
"... Interesting to hear that they went through 10 iterations with a 3D on-demand printer before even posting to Kickstarter ..."
10 iterations isn't that many compared computer code in software.