I think almost the opposite. Excel is useful for quick exploration or entry of data. If I need data entry from many people, a web spreadsheet can be useful, too

I think almost the opposite. Excel is useful for quick exploration or entry of data. If I need data entry from many people, a web spreadsheet can be useful, too. At the point that others will be dependent on the output, I want version control and tests. You can make that happen with excel but it's not easy.