Which of the following was invented at the University of Cambridge to help people know if a coffee pot was full or not?

Here's the story: there was a coffee pot located next to the Trojan Room at the University of Cambridge's computer lab. To prevent people from having to walk to see if the coffee pot was full or empty, they set up a camera in 1991, which was eventually streamed over the Internet, becoming the first webcam.

Asked by Tom Cohen · Last updated 5 years ago · 1.2K views