Off-topic, but not much, I always loved the results of the Biarritz experiments with video-phones (actually visio - phones).
How the device looked: http://www.rxcontrol.org/Visiophone/index.html
A good summing up of the results of the paper by Francis Jaur (1990) is here:
Basically people soon understood that the thing has its use, but limited it to "public" areas of their home and to selected communications.