I have been struggling for the past days to prepare a USB Key for booting up debian. I was reading:
Well the important part is :
# zcat boot.img.gz > /dev/sdX
This is completely different from:
# zcat boot.img.gz > /dev/sdX1
One is writing to the disk (create the partition at the time), while the other one is simply copying to the 1st partition.
BTW, there is also a good link that never showed up on my google search: