One friend pointed out to me that, at least for most browsers, you can use the browser itself to increase the font size of a page.

FORBES: Is Facebook's New Font Size Too Small? Try Facebook Font Fixer

Q10 browser has features like an adjustable default font size and a Reader view.

WSJ: Q10 Review: The BlackBerry of BlackBerry Users' Dreams

Along with the new and improved font, the update brings with it parental controls that allow Kindle owners to restrict access to the browser, which Amazon calls Experimental Web Browser, archived items, and the Kindle Store.

FORBES: Connect