In the end, Jill works for a psychologist. In a meeting with him, he tells him that he is going to open a new office and that he wants Jill to work there on a program with children. They were reluctant to leave Detroit, but they did it so that Jill could have her dream job, but let's be realistic. Few people stay in the same job for nearly two decades.
And it's quite possible that both of them are already retired. So did they move back to Detroit or are they still there? Taylor's traditional view of masculinity, her growl was one of her slogans, provided much of the humor both at home and in the display of tools.