Is observability difficult to implement?
As this book is on how to implement observability in a large organization, the answer to the question Is observability difficult to implement? is yes, it is difficult to implement at scale. Any project that any organization undertakes will have a set of key parameters for success, a set budget, a set of skills required, and a set time frame. When the key success parameters vary in complexity and scale, a set budget is difficult to define and the level of skill required is diverse. Most importantly, the time frames are difficult to set. Then you will end up with a very difficult project to implement.
As mentioned earlier in the book, observability is a concept that requires changes in how an organization designs, develops, and operates application services. It may sometimes involve changing the culture within the organization, and you can be sure that that is quite a challenging task. There are many examples where organizations came back from...