Basic ideas about COSMIAS:
http://reboot.pro/topic/17807-release-cosmias-a-new-approach-to-g4d-images/
It is obviously a pre-release, a simple an "poorman's" way to install syslinux from grub4dos, only a PARTIAL answer to:
As always, reserved to people that know where their towel is.
The attachment can be mounted in (say) imdisk allright and modified.
It is open to suggestion/ideas, I am wondering if it would be nice to either automatically reboot the PC after the execution of syslinux.com or to re-enter the grub4dos environment .
Wonko