But on any piece of paper, you know what the context is. You know if you're designing for a billboard or a business card. You never design anything that gets printed on both without human intervention in the middle.
We don't want that for digital devices, because having text be the same physical size on my iPhone and my iMac would be a usability disaster. But I know that CSS "16px" text on both devices will be readable and a little on the large side.
We don't want that for digital devices, because having text be the same physical size on my iPhone and my iMac would be a usability disaster. But I know that CSS "16px" text on both devices will be readable and a little on the large side.