Roger Allen Conner Jr. has little use for the common folk who frequent MySpace and Facebook - you know, the clubs anyone can join. "A lot of social-networking sites are very low-quality," says Conner, the 22-year-old founder of a North Carolina consulting firm named SiloIQ. "The type of individuals that are on these social-networking sites are generally not well-networked themselves."

Not even a business-oriented network like LinkedIn will do. To put it bluntly, Conner wants powerful friends: the kind of people who board private jets after cutting business deals. People who don't get stopped by the bouncer at New York's Bungalow 8 nightclub. People with connections who can open doors and get his company noticed. People with log-ins to aSmallWorld.

Better known as "aSW" to its members, aSmallWorld is one of a handful of private online social networks where big is bad.

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