Data sonification: a curious oddity that may have some uses

What is sonification? The concept is simple: you turn data into sound. Obviously, you can play with frequency and volume, but there are more subtle sonic things you can play with to represent data. Let's imagine you had sales data for different countries and the data went up and down with time, you could assign a different instrument for each country (e.g. drum for the US, piano for Germany,…