Venkatesh Rao@vgr😨Quote TweetCory Doctorow (@pluralistic@mamot.fr)@doctorow·Feb 8, 2017A digital, 3D printed sundial whose precise holes cast a shadow displaying the current time #1yrago https://boingboing.net/2016/02/09/a-digital-3d-printed-sundial.html…GIF3:11 AM · Feb 8, 20172 Likes