Explore powerful abstraction techniques in Go through this conference talk that demonstrates how to leverage interfaces for modular, lean, and clean code. Learn practical patterns for software craftsmanship and sane abstraction, including flattening conceptual hierarchies, climbing the abstraction ladder, and implementing the decorator pattern. Discover how to apply these techniques to real-world scenarios such as fault tolerance, authorization, and load balancing. Gain insights into the future of Go interfaces and their potential applications in software development.