I have spent the last decade reviewing consumer technology, but nothing prepared me for brushing with a device marketed as AI-powered. The Oral-B iO Series 9 is the company’s most feature-loaded electric toothbrush, combining a magnetic drive motor, a color OLED display, Bluetooth connectivity, and 16-zone AI brushing analysis. My curiosity led me to test […]The post Oral-B iO Series 9 Review: Smart, Pricey, and The Best You Can Buy appeared first on Smartprix.