active·Information societyMicrosoft unveiled dual-screen smartphone concept in 2009 resembling iPhone Duo10 Sept 2026·1 event·1 sourceFollowHow events unfoldedFrom the beginning to today10/09/2026, 19:30Microsoft unveiled dual-screen smartphone concept in 2009 resembling iPhone Duo1 source →1 of 1 eventsStoryline coverage1 source · 1/7