Fitbit patented a 'Fit Score' trick that every smartwatch could use

Fitbit patented a 'Fit Score' trick that every smartwatch could use

<ul><li>Fitbit plans to implement a "Fit score" that will tell you how well your wearable is fitted to your wrist. </li><li>Using pressure sensors, it'll tell you whether the biometric signal quality… [+3822 chars]

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