Henry Jaglom was one of the editors of Easy Rider. Today he is best known as a director of genteel, moderately bawdy comedies such as Eating and Sitting Ducks. These films tend to feature the talents of his brother, Michael Emil. For this reviewer, this type of movie is the equivalent of that French film where the two aesthetes sit around digesting a big meal and endlessly jawing: but there is no doubt that as a sub-genre, or genre, or whatever it is, the witty, sitting-around-talking kind of movie has its constituency. But…