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• There is this active badge system that is the root of the original Sociometric Badge.
• It is called the Active Badge System.
• It looks like this.

• And based on an article here, http://www.cl.cam.ac.uk/research/dtg/attarchive/ab.html. At some point in the past Universiteit Twente was actually have (some) of this/these.

• Based on the article it was the CS (Computer Science) of Universiteit Twente department who has the Active Badge System.
• Here is the full screenshot of the article.