Art Created by Industrial Robots with Chainsaws… and Quill Pens! ... Equipped with a pencil, the robot proceeds to draw a line-based portrait.

The 74 woodblock engravings that make up The Inverted Line ($15.95 paper 0-88984-214-0, 176 pp., The Porcupine’s Quill) are only a small selection of what George A. Walker has produced over the years.

At the recent Oculus Connect event, some virtual reality applications didn’t fit into any category. Quill was one of those, part interactive comic book, part VR film, and part VR creation tool.