Ever see Carnicom's site? Those fibers grow in agar and wine.
You could already tell no one was showing up for Biden. They did the extreme zoom trick that they used to hide HRC's low attendance.
Kek, nice work.
It's not even certain that people are specifically the target yet. See https://carnicominstitute.org for the closest thing to research we have on the fibers. Carnicom has a lot of good data, but it's about the extent of what is known to the public.
I tried to do a colorized version of Li using the scheme from that one hideous picture of HRC, but it didn't turn out as good as I hoped. So that's why I ended up using it as an overlay there.