Yes, completely correct, and it's good that you pointed that out. However, you also shouldn't be sizing fonts based on 1/96th of an inch units. That will also

Yes, completely correct, and it's good that you pointed that out. However, you also shouldn't be sizing fonts based on 1/96th of an inch units. That will also break responsive design in many cases. Not all of them, like you said there are legitimate use-cases, but most of the time you should not be trying to make a font be a specific physical size.