13. What is this, 1925?
For some of the younger folk, the yellow device was used to call people while you were anchored to a spot. It was used heavily up to about the year 2000.
Before people start blaming this quirk on technology, I was always allergic to the phone. The amount of attention you must have to hold a phone communication successfully is about 10 seconds more than I have. Personally, text and social media have been my social savior. So I ain't hating. Yet.