It is not a matter of listening to this board. It is PR 101.
Create a public situation with potential for downside reaction and opinions and you have to accept the risk if this occurs.
Personally I have no problem with him choosing another school, and I wish him the best, it is just sad to see how it has unfolded.
Funny thing is, he could solve it in one simple statement.
Simply in an interview sometime work in something to the effect of
""I felt that UNC is the deicison I needed to make for my future and I really wanted to thank and celebrate this decision with the community that has supported me.
Now that it is over, I can see where it perhaps caused some unintended frustration or dissapointment for ISU fans. That was not my intention, but i recognize it may have occured. I ahve a lot of respect for what the coaches players, and fans have done with ISU. etc...
Better to go this route than denial damage control.