Analytics, Big Data, Machine Learning, Internet of Things: The One Thing to Bind Them All

What is common between Analytics, Big Data, Machine Learning, and Internet of Things (IoT)? Are those two lines too little to be self-explanatory? Let me expand on this. The connected world today has upwards of 6 billion devices that are linked to each other via the internet superhighway. The number is expected to grow close to 75 billion by 2020 as per a recent Morgan Stanley report.