Researchers have uncovered some evidence that certain foods stimulate more dopamine release in mammals than others--critical to the legal argument that those foods are unreasonably addictive and dangerous--but their findings are tentative or difficult to replicate in humans.
But the helicopter story was more than a convenient simplification, it represented a critical assumption without which the argument no longer makes sense.
Today, President Hollande has the backing of nearly all the political class, because in the main people buy his argument that the situation in Mali had become critical.