USB devices are block devices like any other. Linux doesn't care if you install or boot from a SATA disk or a USB disk, it makes no differences in that regard. The only niggle is can be BIOS support, ...
Each automagical hardware detecting livecd I boot (such as Knoppix or Fedora) seems to detect my PCI USB card but the devices connected to it only work for a split second.<BR><BR>This leads me to ...