Pagers—the original ‘always on’ device and why people still use them

Pagers are used precisely because they are old school. The small plastic box that beeped and flashed numbers was a lifeline to Laurie Dove in 1993. Pregnant with her first baby in a house beyond any town in rural Kansas, Dove used the little black device to keep in touch with her husband as he delivered medical supplies. He carried one, too. They had a code.“If I really needed something I would text ‘9-1-1.’ That meant anything from, ‘I’m going to labor right now’ to ‘I really need to...