He could easily detail what was discussed, lay out the changes he plans on making and his vision for the program.

He wouldn't even need to give away trade secrets, just take the blame and tell us how how the approach will be different going forward since clearly it hasn't been working.

Problem is he's never taken the blame, hates the spotlight, and isn't willing to make changes. Corny is no different than a wall as far as the fanbase is concerned, and JHam can't try to paint a vision without the HC backing him.