[ButlerianJihad]

Like I said, with proper care and disinfection, permanent lenses could last for years, not days or months!

[kube-system]

Weren’t those the hard plastic ones with low oxygen permeability? They’re not as good for your eyes.

[ButlerianJihad]

No, they were soft, “hydrophilic” or for astigmatism, toric. The hard ones were old, old technology, and largely superseded.