Early 1900's were also the heyday of eugenics. The author above says civil libertarians were worried about a slippery slope, where mask laws could lead to forc

Early 1900's were also the heyday of eugenics. The author above says civil libertarians were worried about a slippery slope, where mask laws could lead to forced vaccines "or any experiment or indignity." I think anti-mask concern is more interesting in that context.