Has anyone cracked this? I just want a USB drive with an ISO folder- drop .iso files and if you boot off the USB, you get a menu to choose one of the ISOs. Bonus if it does UEFI and BIOS. Ideally ...

I created a bootable USB stick using an Ubuntu 8.10 live CD and the (manual) instructions shown at this guide. This worked great. However, what I'd really like to do is create a multi-booting ...