Sleeper nanobots, seen means inhaled unaware.
(Videodrome is real.)
Spores disperse through organism’s cavities
And invade synapses.
Many times sneezed/coughed/pissed/shat out
to fertilize i.e. contaminate other fields.
Symptoms may not be felt for days, years, or even decades later.
Or infection may be immediate.
No remedy necessary. That’s a lie.