The researchers are doing what nation states have been attempting for decades. People have no idea what’s coming.
States have been astroturfing internet for a long time. It’s gotten exponentially worse since the Ukraine and Gaza wars though.
As such they often hold opinions that are not based in fact on reality, and instead are based on false belief making them even more susceptible.
Can people even be people if they lack rationality? Human's are much more closer to animals when those people cannot use reason.