As a little piece of IT history, this download is thoroughly worthwhile. As a teaching tool it goes through all the fundamental reasons why you would want to use a spreadsheet application. Spreadsheet Wars rule! 4 Baroness 2006-03-14 08:23:11 2006-03-14 08:23:11 I think this episode is a great example of why Microsoft came to dominate the PC software industry. Their demonstration of Excel, with its pixel graphics, mouse support and windowing capabilities completely blows away the ugly white on blue character-based Lotus 1-2-3. Looking back now, its easy to see why people were so quick to flock to MS products, as they were clearly a generation ahead. Why Microsoft Dominates the PC Industry 4 Mike.V 2006-04-28 11:51:10 2006-04-28 11:51:10 2 4.00