>>> Ugh. God knows why Ubuntu is using Grub 2 (still in Beta).... >> To boot Ext4 > I boot Ext 4 in the lastest versions of Mandriva and Fedora. They still > run the original GRUB. Don't know about Mandriva but grub1 was patched to boot from ext4 for F12. grub1/grub2 upstream dropped grub1 development a while ago...