Scanning a drawing into a computer lets you preserve your drawings, which might otherwise erode on their original media, especially for newsprint and other acidic papers. Scanned drawings also make it ...

Full disclosure: [Óscar] isn’t nine now, but he was in 1988 when he wrote LOCS, a drawing program in Z80 assembly modeled after Logo. You can see a demo of the system in the video below. You might ...