The document discusses emerging technology trends in 2011, including visualization. Visualization refers to using images and interactive tools to explore large datasets. Advances in tools now allow visualization of trillions of records across petabytes of data. Visualization is useful for analyzing both structured and unstructured data to find patterns and insights. When combined with mobile access and social sharing, visualization can empower more users to interact with and understand complex information. The document outlines challenges of past visualization attempts and how current tools address issues like data volumes, interactivity, and integration of multiple data sources.