WSJdpatton writes "The growth of services like Twitter and Dodgeball, which tie together instant messaging, social networking and wireless communication, elicits mixed feelings in the technology-savvy people who have been their early adopters. Fans say they are a good way to keep in touch with busy friends. But some users are starting to feel 'too' connected, as they grapple with check-in messages at odd hours, higher cellphone bills and the need to tell acquaintances to stop announcing what they're having for dinner."
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