On its surface, the provocative documentary Talking About Adultery, which premiered in New York last week as part of the DOC NYC festival, is a condemnation of marriage. Take, for example, a sequence in which a woman wearing a neon pink apron and chimpanzee mask poses in a brightly lit kitchen, leaning over the sink or tending to a pan on the stove, as a disembodied female voice laments how much she resents being a wife and mother.