The document discusses the issue of data veracity in the context of big data. It notes that as more data is created and shared online every minute, through platforms like YouTube, Twitter, emails, etc., assessing the accuracy, reliability, and trustworthiness (veracity) of this data is becoming more challenging. Several factors can affect data veracity, including accuracy, precision, reliability, and whether the data has been altered from its original source. Companies are increasingly focusing on social data analytics to refine raw online data and address problems around veracity.