Andamanese ))
Maybe alien nanobots control part of the galaxy which is concurred by host civilization and prevent any other civilization to invade or appear.
Observational selection: we could find our selves only in civilization which berserkers have high attack treshold (or do not exist).
Andamanese ))
Maybe alien nanobots control part of the galaxy which is concurred by host civilization and prevent any other civilization to invade or appear.
Observational selection: we could find our selves only in civilization which berserkers have high attack treshold (or do not exist).