You can use your own fonts if you want to: http://wiki.mobileread.com/wiki/Kindle_Font_Hacks http://wiki.mobileread.com/wiki/Kindle_Font_Hacks I use their scre

You can use your own fonts if you want to: http://wiki.mobileread.com/wiki/Kindle_Font_Hacks http://wiki.mobileread.com/wiki/Kindle_Font_Hacks I use their screensaver hack (with covers and images from The Hitchhiker's Guide to the Galaxy) and it has been completely stable and reversible.