Iam trying to get this working, I downloaded the jailbreak
http://yifan.lu/p/kindle-jailbreak and put the update_jailbreak_0.5.1_dxg_install.bin on my Kindle DX Graphite and ran "Update", but it just fails to update, its running v.2.5.8
Am I donig something wrong, and I do I need to do that to install
http://yifan.lu/p/kindleupdater ?