For now, the basic CORE 2 model comes with an adjustable elastic band (available in multiple colors) and a sensor module packing an accelerometer and three heat and skin sensors.

ENGADGET: BodyMedia CORE 2 armband and View patch health monitors hands-on

They are writing a new playbook around content, device, and connectivity and that in turn places more and more importance on the interface and OS. But these elements are really about the broader development of a platform and ecosystem business model that Nick Vitalari and I describe in The Elastic Enterprise.

FORBES: Microsoft, Welcome Back, You're Doing Better Than They Think