I think it works very good when text wrapping is turned on. But it acts a bit strange when it's off. Tried it just now on my Samsung Galaxy S3.

Text wrap off: https://www.dropbox.com/s/at5w97ecle0euwv/2013-05-21%2014.52...

Text wrap on: https://www.dropbox.com/s/5ndx19cgmcd823k/2013-05-21%2014.53...

Text wrap on and zoomed in: https://www.dropbox.com/s/s2jsps4vhhdq3rq/2013-05-21%2014.54...