[voxl]

I think calling it gibberish is a misnomer, it would be gibberish if inconsistent, but if the same strings of characters lead to the same semantic objects then that is not gibberish.

[chii]

This reminds me of the film https://en.wikipedia.org/wiki/The_Machine_(film)

Spoilers:

These AI controlled soldiers have developed their own language (communicated wirelessly), and the humans think that they are just mute.