When I started my first job in finance, Microsoft Excel was revered as a productivity tool, as it is in many other industries. I worked with many incredibly smart, highly skilled people who had spent decades-long careers performing high-stakes and highly complex work in Excel. Having spent hundreds or perhaps even thousands of hours wrangling data in Excel, these seasoned professionals knew virtually all there was to know about the software. They were familiar with all of Excel’s quirks, and they knew how to stretch Excel to its limits of size and complexity.
At some point, however, I started to notice that many of these brilliant, ...
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