Looking at the legal side of Tez Walker’s case and what tipped the scales

Bob Orr, Retired NC Supreme Court Justice, on Tez Walker’s case and the legal side of why it wasn’t allowed but now is.
What changed, all of a sudden, for the NCAA to change their decision on Tez Walker and allow him to play for UNC? Was there really any new evidence or is it likely something else? What does Judge Bob think happened to changed the NCAA’s mind? How might this impact cases like this in the future? Is the NCAA in hot water?