or: How an 18th century painter saved Warsaw from the Nazis, and how 3D scanners may save Ukraine While researching applications that use the iPhone’s LiDAR scanner or perform more pure photogrammetry, I came across an effort by Polycam - likely the largest player in this space - to help protect the heritage of Ukraine and its people: Backup Ukraine. This is an effort to recruit people in Ukraine to leverage Polycam (provided a no cost as part of this program), to create detailed scans of a...