In this blog article, we’ll step through using PowerPivot for Excel 2010 for building a rich application in Excel. Note: following screenshots describe the SQL Server 2008 R2 August Community Technology Preview (CTP) functionality for a feature codenamed Gemini. As recently announced , Gemini will be released under the PowerPivot brand. After installation, Gemini appears on the Excel 2010 ribbon: Importing Data Selecting the ‘Load & Prepare Data’ button launches the PowerPivot client window:...