> The platforms will also track your facial expressions, vocal inflections, and vital signs (as captured by your trusty smart-watch)<p>actually its easier than that: <a href="https://www.microsoft.com/en-us/research/blog/utilizing-consumer-cameras-for-contact-free-physiological-measurement-in-telehealth-and-beyond/" rel="nofollow">https://www.microsoft.com/en-us/research/blog/utilizing-cons...</a>