There’s an article in the Information Week, citing Mitch Kapor:
But virtual worlds have a long way to go until they become mainstream, Kapor said. They need the equivalent of the Web application server -- building content in virtual worlds is still equivalent to hand-coding Web pages and code. They need an improved user interface; Second Life is dificult to use. They need to be decentralized, to permit creation of private spaces – the equivalents of intranets and extranets.
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