It's become common in Mexico too. I don't know exactly when I first started noticing it, but certainly I've seen it lots in the past year. Most recently an opht

It's become common in Mexico too. I don't know exactly when I first started noticing it, but certainly I've seen it lots in the past year. Most recently an ophthalmologist asking a specialist colleague for a quick second opinion with respect to a condition I have in one of my eyes.