Зашел по ссылке:
https://help.ubuntu.com/community/Grub2
А там такое:
GRUB 2's major improvements over the original GRUB include:
* Scripting support including conditional statements and functions
* Dynamic module loading
* Rescue mode
* Custom Menus
* Themes
* Graphical boot menu support and improved splash capability
* Boot LiveCD ISO images directly from hard drive
* New configuration file structure
* Non-x86 platform support (such as PowerPC)
* Universal support for UUIDs (not just Ubuntu)
* openSUSE & Fedora have not yet adopted GRUB 2
Это они тролят так?