Explore the evolution of C++ programming techniques in this comprehensive conference talk from ACCU 2023. Compare 'Classic C++' and 'Modern C++' approaches to solving programming tasks, examining their strengths and weaknesses. Delve into topics such as readability, error handling, and performance implications of different coding styles. Learn about the trade-offs involved in adopting newer language features and how they replace existing idioms. Gain insights into best practices for expressing intent, managing code complexity, and optimizing for maintainability. Discover how to leverage modern C++ features like auto, concepts, and spans while understanding their impact on code design and execution.