(Regarding Cellphones) The Supreme Court has handed down a unanimous decision in Riley v. California, and it's good news for digital privacy advocates. The Court decided that once someone is arrested, the police may not search the person's phone without a warrant. The ruling stated that "the term 'cell phone' is often misleading in shorthand; many of these devices are in fact miniature computers that also happen to have the capacity to be used as a telephone. They could just as easily be called cameras, video players, rolodexes, calendars, tape recorders, libraries, diaries, albums, televisions, maps, or newspapers." Before just...