This document discusses the Internet of Things (IoT) and provides the following key points in 3 sentences:
1) IoT involves connecting physical devices embedded with sensors, software, and network connectivity which allows these devices to collect and exchange data.
2) The number of connected devices is growing rapidly and estimated to reach 50 billion devices connected to the internet by 2020, enabling new applications across various sectors such as transportation, healthcare, and smart homes.
3) While IoT provides opportunities to increase productivity, generate new revenue streams, and reduce costs, it also presents sustainability challenges around recycling electronic waste, powering billions of devices, and reducing energy wasted from unused connected devices.