Rj01119634 | 95% TESTED |

Total cost: $6 for a new bulb.

RJ never tired, never judged, and never asked for payment. Its final recorded message — which appeared one quiet morning — read: rj01119634

Next, her bicycle chain snapped on a commute. RJ didn’t just show how to reconnect it — it measured the chain tension with its embedded sensor and warned: “Three links are worn. Replace soon. Here’s a compatible part number.” Total cost: $6 for a new bulb