10. Sony Playstation "Home" for PS3

After a number of launch delays, Sony's virtual world, "Home," gives folks one more reason to buy its pricey PS3 video game console. Users create their own human-looking avatar and get a virtual apartment near the "town square," a base of operations from which to socialize, play games and purchase an endless variety of Sony goods and services (think games, movies, music and more.) A cross between Second Life and the Sims, the service shows the promise of a commercial Metaverse. Price: free

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