Cuban WAS a Leftist. It sounds like he is moving toward the Libertarian area.
With increasing frequency people who were social squish muffins and fell hopelessly in love with Obama's message of nothing are forced to question some of their values and the result is that they are being drawn away from supporting progressive politics, little by little.
They will not be able to bring themselves to join with republicans, but they will (hopefully) begin to seek out better candidates.