use an older version of grml2usb (the old grml2usb versions
support recent ISOs too, they just don't use/support the new
vesamenu bootsplash then). The grml team supports old
- grml2usb versions through the grml2usb-compat Debian package.
+ grml2usb versions through the grml2usb-compat script.
Further details are available in the FAQ at
http://grml.org/grml2usb/#grml2usb-compat