Topics include:

• Architectures: data-flow-oriented, object-oriented, component-based, scene graph(s), etc.
• Abstraction mechanisms: entity centered design, world descriptions, semantic modeling
• Reusability/Extensibility: plugins, components, modules, extension points, etc.
• RIS Programming: class libraries, scripting & core implementation languages, declarative languages and solutions
• System Issues: operating systems, portability, networking, distribution, etc.
• Adaptivity: support of configurability, personalization, adaptation
• Behavior: support and integration of behavioral components (physics, AI, etc.)
• Implementation and Testing of Realtime Interactive Systems
• Performance: consideration of evaluation strategies, latency, synchronization, etc.