Maybe one of the reasons printers have come up so often is related to the difficulties of envisioning how this technology will be useful (not that it won't) in practice. The ability of millions of NFC-equipped devices to communicate is a capability but it will be interesting how this translates into usefuls apps. Lots of possibilities.
Chuck, you mention printers multiple times in your article. Who uses those anymore? I don't think that the IoT was targeted at printers. Those have been around for a long time and the connections between the network and the printer is a pretty well established thing. I really don't want my refrigator to print out an alert at 2AM.
The FDA has just released draft guidelines for using 3D printing in the design, development, and manufacture of regulated medical products. Although the recommendations are non-binding, they do set some much-needed parameters.
We're talking a look at 10 of the coolest technologies being developed by the US military today. In addition to saving lives on the battlefield, don't be surprised if you see some of these in your daily life some time in the near future.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.