Warning: Excel Can Get Volatile (revised)

This is a revised version of this post: Warning: Excel can get Volatile

Excel is a great tool for dashboard/report delivery and design (it’s why we created our addin in the first place!), but there is a hidden performance trap:

Offset, Now, Today, Cell, Indirect, Info and Rand

If you’ve ever used any of these formulae, you may have noticed that whenever you change a cell, or collapse/expand a data grouping, Excel recalculates. That is because these are VOLATILE formulae, as soon as you use one of these, Excel will enter a mode where everything is always recalculating, and for good reason.

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