the.com/quills
Nature's first fountain pens, still attached to indignant porcupines.
means Stiff hollow shafts of a feather, or a porcupine's barbed defensive spines, both repurposable for writing.
from From Middle Low German quiele, meaning a reed or hollow stalk — fitting, since the writing kind were just bird feathers with attitude and a sharp tip.
Goose preferredLeft-wing feathers suited right-handed scribes best.
Barbed realityPorcupine quills have backward microscopic hooks for unpleasant removal.
Constitution materialAmerica's founding documents were signed with sharpened feathers.