Time travel proved too dangerous for humans, but the technology still had its uses. We sent robots back to study the past.
We kept them out of the anthropocene to prevent any paradoxes, but the Jurassic was another story. We’d send back a geotagged bot, then dig up their data in the same spot. Their AI was super-advanced, almost human, which did lead to some foibles.
I tried to explain to my boss as they watched unit 77J’s ultimately destructive attempt to learn to surf.
“At least we learned a lot about tidal action of that era,” I ventured.