You can inject these things pretty easily. They're about the size of a grain of rice, and pretty popular in some circles.
Popular in Sweden, apparently: https://geeksaroundglobe.com/6000-swedes-implant-chips-in-sk...
And when they used it as a digital identifier to check for the Covid-vaccination status, of course all the wormbrained screamed that "Covid certificate mandate leads to Swedish government microchipping its citizens!'.
alt Hacker News
Popular in Sweden, apparently: https://geeksaroundglobe.com/6000-swedes-implant-chips-in-sk...
And when they used it as a digital identifier to check for the Covid-vaccination status, of course all the wormbrained screamed that "Covid certificate mandate leads to Swedish government microchipping its citizens!'.