It definitely has, they've even aerosolized nanotechnology (video I saw was from 2018). I no longer have it booked marked but there's quite a few patents out there for injectable broadcastable nano tech. I also know that Google successfully tested an "internet of bodies" tech in 2018 with the Japanese government.
Can't be sure the nanotechnology has not advanced to that degree.
It definitely has, they've even aerosolized nanotechnology (video I saw was from 2018). I no longer have it booked marked but there's quite a few patents out there for injectable broadcastable nano tech. I also know that Google successfully tested an "internet of bodies" tech in 2018 with the Japanese government.
Maybe chem trail is for that purpose.