Didn't the iPhone OS also pioneer zooming in to website elements? I.e. double tapping on for instance the content of an article would zoom to the size of the di

Didn't the iPhone OS also pioneer zooming in to website elements? I.e. double tapping on for instance the content of an article would zoom to the size of the div holding that content. I think that feature made a huge impact on usability of desktop websites on the iPhone.