In a landscape fixated on closing rings and logging steps, Pebble's Index 01 takes a contrarian stance: it has zero interest in your biometrics and every interest in your thoughts. This is a smart ring that skips sleep tracking, heart rate monitoring, and stress analysis entirely. Instead, it simply listens, but only on your command. Crafted in stainless steel across three finishes, the device features a single raised button positioned exactly where your thumb naturally rests. Press, speak, release. That is the complete interaction. The design philosophy is rooted in restraint: no display, no haptic feedback, no interface clamoring for engagement. By processing speech-to-text and lightweight AI directly on your phone, it transforms passing ideas into notes, reminders, or timers without routing your internal dialogue through distant servers. The non-rechargeable hearing-aid battery represents a deliberate provocation: two years of seamless function, then recycle and swap. Reliability wins over ideological purity. Index 01 reads less as a gadget and more as cognitive jewelry: an external, private layer between your mind and daily disorder, compressed into one mechanical click.