DETROIT (AP) -- Millions of fingers scurrying over mobile electronic devices probably paused this week as news emerged of a trove of text messages containing flirty and sexually explicit chat between Detroit Mayor Kwame Kilpatrick and a top aide. Even those engaging in more wholesome dialogue would be wise to wonder: Do text messages disappear - like oral conversations - or are they permanently logged somewhere for potential retrieval - like e-mail usually is?...
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