The Spheresoft Real-Time Highlighter for Microsoft Excel - Version 1.06 The Spheresoft Highlighter automatically highlights cells in your spreadsheet when the values in those cells change in real time according to your specifications. Highlighter works on cells that change as a result of real-time DDE links, OLE automation, calculations, or direct user input. The Highlighter is especially useful for professionals who use spreadsheets that incorporate real-time data feeds. It is also useful for anyone who creates complex spreadsheet models and ants to see which output cells are affected by changes to input cells.