BootMenu provides on-screen boot menu. It works even if your system is broken so you can safely experiment with advanced stuff like Sardine. Or you can just keep bootable backup of your stable system or move whole system to MMC card to have more space.
These details are provided for information only. No information here is legal advice and should not be used as such.
At one point, Open Hub analyzed source code for this project based on code location(s) available at that time. Since then, the code locations have been removed.