Keith Noonan, The Motley Fool: These Amazing Facts May Change Your Mind About the Internet of Things

If you were to judge the Internet of Things (IoT) relative to some of the expectations and figures that have been publicized over the years, it might be fair to categorize the much-hyped "third industrial revolution" as a bit of a letdown thus far.

Cisco (NASDAQ: CSCO) published a report in 2013 suggesting that this emerging explosion of connected devices and data usage would generate somewhere around $14.4 trillion in additional economic value in the private sector by the end of 2022. Cisco's projection took wide-ranging effects into account, and it's difficult to get a read on just how much economic impact the potential new tech paradigm has generated since then. But even with a dramatic acceleration in IoT tech capabilities and adoption over the next few years, it looks like that estimate was off the mark.

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