Our life is full of changes. We change apartments, cars, work, accept a new position, start learning, etc. We make a lot of changes at our work too – maintain equipment, clean the products, change vendors, and hire or fire people. And we can continue the list of possible changes endlessly. The question is, do we need these changes or not? Are they innovations or just changes? In most cases, people don’t bother much to analyze or even think about the reason for any change they make. Here, let’s do the simple analysis that everyone should do. And we’ll do…