Assertion: blackberry | /r/CapableOf | promote its messenger app
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text: During the same period, BlackBerry also introduced the new Passport handset—consisting of a 4.5-inch (11 cm) square screen with "Full HD-class" (1,440 x 1,440) resolution and marketed to professional fields such as healthcare and architecture—promoted its Messenger app and released minor updates for the BB10 mobile operating system.