Biges: I googled paradigm shift & this is one of the definitions that I found:
The term "paradigm shift" has found uses in other contexts, representing the notion of a major change in a certain thought-pattern — a radical change in personal beliefs, complex systems or organizations, replacing the former way of thinking or organizing with a radically different way of thinking or organizing
I think what happened was that the accounting trolls, who would normally react by having their "brains explode" just by looking at Dogbert's backwards hat, decided that they didn't mind seeing the backwards hat after all if it meant having to release Dilbert.