The document discusses how real-time analytics are needed to analyze new data sources generated from devices and sensors. It provides examples of use cases that require analytics within milliseconds to seconds to provide immediate insights, such as monitoring neonatal infants, optimizing wind farm operations, and detecting fraud for an e-commerce site. The document also outlines Acunu Analytics' ability to ingest large volumes of data from various sources in real-time, preprocess the data for queries, and provide instant responses to queries through pre-aggregated data cubes and a JSON API.