What is all in all?

"All in all" is a phrase used to indicate a summary or conclusion about a situation or topic. It can also be used to express the overall or complete assessment of something. It is often used to weigh the positive and negative aspects of a situation or to provide an overview of a complex scenario. The phrase can be used in both formal and informal contexts, and is commonly used in writing and speaking. Overall, "all in all" is a useful phrase for providing a comprehensive assessment or evaluation of a topic or situation.