BERKELEY _ When Egyptian police scooped up UC Berkeley graduate journalism student James Karl Buck, who was photographing a noisy demonstration, and dumped him in a jail cell last week, they didn’t count on Twitter.
Buck, 29, a former Oakland Tribune multimedia intern, used the ubiquitous short messaging service to tap out a single word on his cellular phone: ARRESTED. The message went out to the cell phones and computers of a wide circle of friends in the United States and to the mostly leftist, anti-government bloggers in Egypt who are the subject of his graduate journalism project. …
