SAN FRANCISCO --
Eight nervous entrepreneurs are getting ready to go onstage and unveil their products for the first time.They are part of the graduating class from a startup lab that's all about the Internet of Things.
A variety of wearable gadgets, including a wristband for athletes designed to quicken reflexes and a wearable to help with hearing loss, were unveiled Thursday at Wearable IoT World's Demo Day. This is the fourth class of startups to graduate from a program that's changed a lot since it began.
