Multiplayer's goal is to simplify the debugging of distributed systems for engineering and support teams through comprehensive, session-based visibility across the full stack. The article highlights the importance of a unified understanding of terms like distributed system, software system, and their design, as these can have overlapping or interchangeable definitions. It distinguishes between system design and software design, emphasizing that software design focuses on the architecture and the intricate crafting of individual software components. Software design involves two phases: conceptual design, which creates a high-level abstract representation, and technical design, which provides detailed specifications for implementation. Software architecture styles, such as Component-based Architecture and Domain-Driven Design, organize information specifically at the software level, while software design patterns offer reusable solutions for common design challenges. The article also introduces Multiplayer's platform, inviting users to explore its full-stack session recordings through a free sandbox environment and try out its services with a free plan.