Air traffic control system failure is too complex to fix in a day
Banks face spiraling costs from 50-year-old IT
Air traffic control warned over outdated system weeks before
How Air Traffic Control Systems Work - Sheffield School of Aeronautics
Jan. 6, 2000: Computer Glitch Fouls East Coast Air Traffic
Spangdahlem upgrades radar system > U.S. Air Forces in Europe
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The day when Philippine airspace went blank, stripping mask off
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The sky's the limit: It's time to modernize air traffic control