Consumers increasingly depend upon IoT devices to help them do everything from improving sleep to monitoring blood sugar levels. In the process, they may be giving up more privacy than expected.

The good news: People are figuring out how to scale IoT systems at scale, pulling real-time analytics to deliver better healthcare, fleet tracking, and more. That's also the bad news. While IoT promises a utopian future, we're starting to see some of its dystopian present.