Have you heard of the concept of entropy? I’m sure many of you have, especially those with a scientific background. The dictionary defines it as ‘a way of measuring the disorder in a system’. It is possibly difficult to correlate entropy and finance, or understand how it would interest you as an investor. However, I changed my mind recently when I read a blog about entropy on the Farnam Street website ( fs.blog), which describes itself as ‘Brain Food’. It’s an online publication named after the ..