Excel is a great tool, but it has its shortcomings. The article is highlighting the main one: it's easy to build huge, brittle systems with Excel. This immedi

Excel is a great tool, but it has its shortcomings. The article is highlighting the main one: it's easy to build huge, brittle systems with Excel. This immediately brings up questions: What tools exist for building robust spreadsheets? How can we encourage people to use them? Should we make better ones?