“What is the most contagious parasite?” asks Leonardo DiCaprio’s character Mr. Cobb in the early moments of Inception. “An idea.” From the tiniest seed, it spreads like a virus, he explains. This is what makes it vulnerable to manipulation and theft. In many ways, the same could be said for Inception itself. Bending time, delving layers of dreams within dreams, shifting between reality and fantasy, the movie is instantly contagious. By the final shocking scene, when four concomitant worlds finally weave together in a breathlessly taut salvo, one is left downright feverish. It also happens to be one of the smartest, best-written, enigmatic additions to the typically content-light action genre. ScriptPhD.com’s full review of Christopher Nolan’s chef d’œvre under the “continue reading” cut.