How about sending in a few cheap drones with cameras and microphones....camp em out close to village....try and understand their actions related to words...get an idea of language...then try and go there..with gifts of things the natives need...Unless Mr Chau had the gift of tongues he was very ill advised regarding his strategy.
That is the most BRILLIANT idea I’ve read in a while.
Why can others come up with these ideas but not me? :)
And that doesn’t have to be done by NASA today!
It can be done for a few hundred dollars.
At least you have a fighting chance.
As far as bringing disease, if someone has had all their shots and doesn’t spread a venereal disease, what is the danger?
Is it that a common cold or the flu could wipe them out?