The Moore children (for whom she had written several tales early in her career) were grown, and Potter had not replaced them with other children, although she continued to write letters to child fans who had written her. She was out of touch with the interests of American children.
As the Moore kids ( whom she had penned tales about in her early days ) grew up, Potter hadn't replaced them with new offspring, even though she kept in touch through letters with young fans who wrote to her. However, she seemed disconnected from the interests of contemporary American children.