If they're a fad, they've been a fad for over 35 years, so no longer a fad. Get it?

I don't understand articles like this. Terminal multiplexers are tools that help people. And they're great tools especially when you work in environments where persistent sessions save your ass.

There is a saying from when the newspaper world that when a headline asks a question the answer is no.

Multiplexers are critical to my workflow due to bandwidth limitations and intermittency. mosh+tmux saves my butt daily.