You got the causality backwards, the cynicism is because it's most likely to be fake.
A lesson of the parable about "crying wolf" is that cynicism based on previous events doesn't prove that the next event is fake. The people who ignored the warning may have thought it "most likely," but they were wrong.
A lesson of the parable about "crying wolf" is that cynicism based on previous events doesn't prove that the next event is fake. The people who ignored the warning may have thought it "most likely," but they were wrong.