Towards “20/20 vision” in 2020

It’s hard to believe, but already the third decade of this century is around the corner.  This certitude had me reflecting this week as I commuted to the optometrist. Most adults have an annual ritual of going to an optometrist for an eye exam. They emerge with a prescription for new lenses or, in some cases, reasons for laser eye surgery. Stated another way, they benchmark their vision against an established standard and take corrective action when anomalous outcomes develop....