Do you know how fast you were developing?

Since there are software projects, there are project managers asking: “When can we release?” To answer such a question one must know how fast development is happening and if it’s going in the right direction. From the ancient times of waterfall development over the agile revolution to the modern DevOps approach different key metrics have emerged. In this talk we will have a look into some of those to evaluate their general validity, usability in different scenarios as well as their impact on developer happiness. At the end we might be finally able to answer the question, “Can 9 woman give birth to a child in one month?”