Since the Chicago Transit Authority implemented its Bus Tracker system, ridership gains have been only modest, warn authors Lei Tang and Piyushimita (Vonu) Thakuriah.

FORBES: Online Bus Tracker Attracts Modest Number Of New Riders

The Blue Force Tracker is a new digital tracking system, which shares information with hundreds of other commanders.

CNN: Technology links 101st on the battlefield

Fun game: putting wildly disparate apps like Flight Tracker and Madden NFL in the same folder and seeing what name the system comes up with.

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