labyrinthine

As our train to Paris dashed through the labyrynthine flyovers at Porchefontaine, barely a mile from Versailles, the 75 m.p.h. limit was already almost attained.

Mamet, like one of his characters, invents a labyrinthine, convoluted spiel leading nowhere, and like a magician distracts us with his words while elaborately not producing a rabbit from his hat.