Don Knuth at Stanford University collects signs.
Actually he collects photos of signs, especially the diamond-shaped informational-warning signs.
What in the world is this one?
Your nominations for captions welcomed in comments.
More, sorta — or maybe, “tangentially related” is a better description:
- Don Knuth and the Art of Computer Programming: The Interview (adafruit.com)
- Can (and should) scientists become great presenters? (presentationzen.com)
- You might enjoy some of the other posts on signs here at Millard Fillmore’s Bathtub