You're checking all the boxes on your IoT shopping list when you realize that something's missing: where are all the foot-wearables?
Now there's Dorothy, a shoe-based IoT set-up consisting of the Ruby, which is a little trigger/device you slip into your shoe, and an iOS app to help you customize things. Then you can tap your heels together - see, it's Dorothy, so, you know - and make something happen. For example, according to DJ Saul at iStrategyLabs' announcement of Dorothy:
. . . a call to your phone from a fake contact (your “boss”) whenever you tap your heels together 3 times. Dorothy can also send text messages to your contacts with a custom message and your current location, letting them know exactly where you are. Soon, we’ll be working toward summoning an Uber.
It's an interesting little piece of tech built from an Arduino micro-controller called the LightBlue Bean, and functions through AFNetworking, a Node server, and the Twilio API. The case is 3D-printed and CAD-designed to resemble "the naturally occurring facets of a gemstone," which strikes me as kind of a strange choice for this particular product - it is literally a rock in your shoe.
There you go! Wearables for your feet. Right now it seems to be a somewhat more convenient way of getting out of dates, but it's another angle on the potential for IoT and wearables. Now if we can just incorporate the