That had always been their private sanctum. Outsiders might come in for a visit, but the wives and the girlfriends did not sit there while they recorded. Because Lennon and McCartney were a team, and the easy popular view was that Yoko and Linda broke up the team and that basically John dropped Paul and took Yoko. If Linda and Yoko broke up the band, then they should also get credit for all the good music we made individually after we broke up. There are quite a few in there.
People tend to think of things in sound-bite history.
People have this image that John and Paul became bitter enemies and couldn't stand each other and John didn't like anything that Paul did. That doesn't fit the black and white stereotype that has grown over the years. Yes, one of them even makes that point. John wrote Working Class Hero, and he was the least working class of the bunch. How I Won the War.