I think one of the things this is really missing is that Excel fundamentally supports 1 data structure - the table. What if your data isn't a table? What if you

I think one of the things this is really missing is that Excel fundamentally supports 1 data structure - the table. What if your data isn't a table? What if your data is many tables? What if your data has 3 dimensions? It soon becomes incredibly difficult to map your actual problem into a set of tables. It's actually one of excel's great features - they so strongly constrained the way you represent data that it's easy to reason about.