This article from Rob Collie, What is Power Pivot’s #1 Competitor, was not only interesting because it highlighted where standard Excel falls down in analytics and how Tableau has exploited this for their own marketing. It also particularly interesting with respects to the two comparison charts showing the Time Investment Required vs

Lifetime of Report Analysis. In the second chart, by adding in the Power Pivot functionality into Excel you get a sweet spot where Excel+Power Pivot negates the analytical weaknesses of standard Excel.