Secret parts of a contract for the Trans-Texas Corridor have been out for more than two weeks now. So has a development plan that outlines how state transportation officials and a foreign-led consortium plan to plow the countryside with toll roads and railways to relieve growing traffic on Interstate 35. That's plenty of time to begin scouring the thousands of pages — on the Web at KeepTexasMoving.com — to find out what the big secret was. But so far, no one can or will say if there's a detail, some twist or mumbo jumbo that, if found, would blow the...