Meet the Arki: an elegant wearable device that tracks activity and monitors your walking posture. It helps you maintain a healthy walking posture. The device also uses your walking patterns for biometric authentication. The device tracks your posture and gives you haptic feedback to keep you on the right track. It also helps you achieve and maintain proper body balance. Did we mention that it can work with your Nest thermostat? This cool product is on Kickstarter at this time.