I often browse HN from my iPhone as well, and my main problem is readability. Its viewport sets the width to 980, and at the screensize of the phone, the text

I often browse HN from my iPhone as well, and my main problem is readability. Its viewport sets the width to 980, and at the screensize of the phone, the text becomes too small. I have a bookmarklet that tries to set the width to 480. It works really well for the front page, but not so much for comment pages when there are lost of nested comments.