@Shopaholic:
Wikipedia to the rescue!
. So that does mean *extracting* the
kindle-5.4-jailbreak.zip archive to the root directory or your Kindle over USB (ie. we want the *contents* of the archive, not the archive itself).
Oppose extract/unpack/unzip/unrar/untar/uncompress to copy/move, which then would have meant simply copy the zip file itself, untouched
.