Some users of Microsoft's Windows Live Messenger service have this week found themselves unable to connect, according to scattered accounts. If a user with a "mac.com" e-mail address attempts to sign on to Messenger, the client software will display an error message, informing them that they need to change their address to resume service. "Becaus...

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	www.macnn.com/articles/07/09/21/mac.vs.windows.live/