The US optical market seems bizarrely uncompetitive. Here in the UK, you can buy good quality prescription glasses online or in-store for less than $60. You can get a serviceable pair for as little as $25. Warby Parker's pricing simply wouldn't make an impact over here.
https://www.specsavers.co.uk/glasses/all-glasses?esp_categor...
https://www.glassesdirect.co.uk/gender/male/price/19:59/?pag...