Some doctors, bird watchers, and others still use pagers due to their simplicity; paging company Spok has 800K+ pagers in use in the US, down from 6.6M in 2004 (Ariana Perez-Castells/Wall Street Journal)

Ariana Perez-Castells / Wall Street Journal:
Some doctors, bird watchers, and others still use pagers due to their simplicity; paging company Spok has 800K+ pagers in use in the US, down from 6.6M in 2004  —  Fans, including some doctors and bird watchers, appreciate the simplicity of the once-popular devices, even as others move on