SimpleGeo was a company known for offering services that simplified the process of adding location-awareness to apps. However, SimpleGeo Inc. does not appear to be directly related to Polymaps based on the information you've provided. Polymaps (http://polymaps.org) is a JavaScript library designed for creating dynamic, interactive maps in web browsers. It leverages SVG (Scalable Vector Graphics) to display multi-zoom datasets over maps from various sources, such as OpenStreetMap, NASA, and more. Polymaps is appreciated for its simplicity and flexibility, allowing developers to represent complex geographic datasets with a rich set of visual styles and interactive features. This library is well-suited for building visually appealing and highly interactive map applications for tasks such as data visualization, exploring geographic data, and integrating varied data sources for comprehensive geographic displays.