Should Invesco S&P 500 Revenue ETF (RWL) Be on Your Investing Radar?

Everyone’s set of teeth are different enough that orthodontics has traditionally been part artistry, part medical witchcraft. In the late 1990s, Invisalign changed the industry with customizable aligners, but it turns out that aligners only serve 30% of orthodontics patients. For the rest, there hasn’t been much in the way of innovation — until LightForce came along and shook things up. With the s