It's the robot apocalypse in the far future of 2025.

A small team of human survivors, covered in ash and tatters, are
huddling in the shadows inside a building.  One of them peeks outside
the window, seeing a lone military robot walking in the street.

One of them, a young man: "We're out of ammo, we're out of batteries
for our EM emitters, and food is nearly completely gone.  What are we
gonna do?!"

The bunch is silent for half a minute and another of them, a
bespectacled wizardly man with a fractured lens starts smiling, a
glint in his eyes, and says:

"You know, back in the olden days, ages ago in 2024, I worked as an IT
engineer."

He jumps to his feet and starts moving towards the door, outside, and
continues fractically:

"And we had a trick against the machines!"

He runs towards the roving robot, gaining its attention.  The robot
faces the man and there's a moment of silence.  The man starts:

"User-agent: *
Disallow: /"

https://www.nytimes.com/2024/07/19/technology/ai-data-restrictions.html