I don't see people abandoning ship so much as a gut pain from the past causing anxiety. To go from feeling hopeless to last years unexpected (an maybe undeserved) specialnes is quite a swing. It wasn't even so much the loss. It was the "how the loss happened". It's like watching an old Soviet movie. The hero always dies and everyone files out speechlessly sad.
Also for all of us elderly ones, HF wasn't perfect but he got us to believe the Hawks could win about any game. He rarely if at all made excuses and threw people under the bus. The only time I can remember differently was dissing Vlasic when people were howling about long for a bit and that was saying his arm was so strong he over threw he targets in practice. Never did he put down Iowa except to say that Iowa just doesn't produce game changing speed locally (OK he overlooked Roger Craig, Banks, and Tim Dwight... But you get the idea.