Have you seen authors [0] tangentially related blog-post about initial funding campaign from 2013?
[0] https://news.ycombinator.com/user?id=tsergiu [1] https://www.debuggex.com/blog/2013/how-my-crowdfunding-turne...
[0] https://news.ycombinator.com/user?id=tsergiu [1] https://www.debuggex.com/blog/2013/how-my-crowdfunding-turne...