Is internet of things only one way to collect sensor data? Do you have to simplify the analysis of the data just because it simplifies the technology that collects data? It may seem so . Each IoT application has its own application - usually without reference to other relevant data. But it is when setting data against other data that you find it interesting.
Tableau calls it "blended data". Read this white paper on how to deepen the information from the Internet of Things.