It’s been fashionable for the last 10 years to write endlessly about the wonders that computers and the internet have brought to our lives.  The Federal Reserve has even taken to fudging productivity numbers based on what they call the “hedonic adjustment” – the supposed increases in productivity that this very special piece of equipment brings to our lives.  But for all the great things that email, then web browsers, then any number of web based interfaces are supposed to have brought to our lives, nothing exceeds like good old Excel.

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