In today's "Perspectives on Agility" segment, sponsored by AT&T, hosts Brad Smith and Tim Stenovec explore the state of IoT in 2018.

According to the research firm Gartner, IoT device sales increased 31% from 2016 to 2017. At the end of last year there are over 8 billion connected "things" in existence and if you can believe it, that number is expected to climb to over 20 billion by 2020.