I mean that the consequences of his trade, deportation, business interference, and government destruction policies are starting to be felt. It’s unavoidable, and this is when economists said we should expect it to begin. People are going to face the reality of higher prices, fewer options, etc.

In this formulation of the metaphor, the boy is a more malicious force. He kept crying wolf until people no longer took him seriously, so they’d be caught off guard when he let the wolf into the village.