Pebble’s next act is a smart ring with a built-in microphone for recording your thoughts. Pebble smartwatch maker Eric Migicovsky, who recently reacquired the Pebble brand (now under his new company Core Devices) and revived the e-paper-based wearable, calls the $99 Index 01 smart ring an “external memory” for your brain.
Unlike the Oura Ring 4 Ceramic, Samsung Galaxy Ring, and countless other multifunctional smart rings designed to track your health and fitness, Pebble’s Index…
