1. Brain Computer Interface
2. 3D Engines
2.1. GPUs
2.1.1. Semiconductors
2.1.1.1. MEMs
2.1.1.1.1. Internet of Things
2.1.1.2. 5G, 6G
2.1.2. AI
2.1.2.1. Image Recognition
2.1.2.2. Speech Recognition
2.1.2.3. Natural Language
2.1.2.3.1. AI Generated Code & Content
2.1.2.3.2. VIrtual Beings
2.1.2.4. AdTech
2.1.2.5. Gesture Recognition
2.1.3. Shader Graphs
2.1.4. Ray Tracing
2.2. Physics Engines
2.3. Avatar Systems
3. Virtual Reality
3.1. Augmented Reality
3.1.1. Location-Aware Apps
3.1.1.1. Geospatial Computing
3.1.1.1.1. Orbital Aerospace
3.1.1.2. Interior Mapping
3.1.2. Smartglasses
3.1.2.1. Smart Contacts
3.1.2.2. Light Field Technology
3.1.3. Mixed Reality
3.1.3.1. Projection Mapping
3.1.3.2. Volumetric Display
3.1.3.2.1. Holographics
3.2. Haptics
3.3. Eye Tracking
4. Multiplayer Games
4.1. eSports
4.2. MMOs
4.3. MMORPG
4.4. MOBA
4.5. Battle Royale
4.6. Planet-Scale
4.7. Guilds, Clans, Leagues
5. Modding
6. Creator Platforms
6.1. Creator Economy
6.1.1. Open Source
6.1.2. Open Platforms
6.1.2.1. WASM
6.1.2.2. WebXR
6.1.2.3. OpenXR
6.2. Cloud-Based Infrastructure
6.2.1. VOIP
6.2.2. Edge Compute
6.2.3. eCommerce
6.2.4. Identity Systems
6.2.5. Data Store
6.2.6. Containerization
6.2.7. Orchestration
6.2.8. MVC Frameworks
6.2.9. Security
6.2.10. Real-Time Servers
6.3. No Code/Low Code
7. Livestreaming
7.1. Volumetric Livestreaming
8. Immersive Shopping
9. Free to Play Games
10. Mobile Games
10.1. Mobile Computing
10.1.1. 5G, 6G
10.1.2. Wearables
10.1.2.1. Quantified Self
10.1.2.1.1. Immersive Fitness
10.1.2.2. 3D Printed Wearables
10.1.3. Social Media
11. Community Platforms
11.1. Chat
11.2. Memes
12. VIrtual Worlds and Economies
12.1. Sandbox Worlds
12.1.1. Interoperable Worlds
12.2. Crypto Gaming
12.2.1. Non Fungible Tokens (NFTs)
12.2.1.1. Smart Contracts
12.2.1.1.1. Decentralized Applications
12.2.1.1.2. Oracles
12.2.1.1.3. Distributed Autonomous Organizations
12.2.1.1.4. Blockchain
12.2.1.2. Crypto Art
12.2.1.2.1. Generative Art
12.2.2. Collectibles-First Gaming Company
12.2.3. Play-to-Earn
12.2.3.1. Play-to-Earn Guilds