"Medicine." Sure. :) But, please, feel free to ridicule those who think there might be something similar in this covid "vaccine."
"Electronics are getting imperceptibly small, opening new avenues for medical technology to place advanced monitoring and treatment devices inside our bodies. And Columbia University engineers just demonstrated a new and revolutionary version of this, creating the world's smallest single-chip system ever developed, according to a recent study published in the journal Science Advances."
Read, listen or watch here: The Smallest-Ever Injectable Chip Hints at a Cybernetic Medicine