The document discusses several unusual uses of internet of things (IoT) technology, including solar-powered Facebook drones that provide internet access to remote areas, wireless devices inserted into cows' ears to monitor their health and location, pet feeders and dog collars that allow owners to remotely monitor and care for their pets, smart egg boxes that tell owners how many eggs are left and which are oldest, internet-connected coffee machines that can be operated remotely, smart shoes that track fitness levels, and more. The document asks readers to share the strangest IoT devices they have seen.