Does Google Spreadsheet threaten Microsoft Excel? Opinions are freely floating. However, there is one informed opinion at this post. It says that though the Google spreadsheet is stylishly new, it's not exactly a match to Excel.
While the threat that is Google Spreadsheets does have some stylish good looks, as far as we can tell from the limited screenshots that appear in its sneak peek, there's one thing that the product definitely isn't, and that's Excel.
What Google Spreadsheets presents is a way to craft a multi-columned list of information, and a way to easily share that list with others. The service has not been activated yet to allow for a closer look at its formulas, though a link to them appears at the top of a spreadsheet.