> I love seeing applications of 3d printing. So do we over at Additively (your post made me signup after just reading HN for a while). We publish showcases suc

> I love seeing applications of 3d printing. So do we over at Additively (your post made me signup after just reading HN for a while). We publish showcases such as the commercial application of the posted aligners on our site - more curated showcases will be published soon. https://www.additively.com/en/showcase https://www.additively.com/en/showcase Edit: That's the commercial 3d printing use case mentioned (Invisalign isn't the only one): https://www.additively.com/en/showcase/en/steiner-werkzeugmaschinen-ag-clear-aligner-braces https://www.additively.com/en/showcase/en/steiner-werkzeugma...