linux:~ # ls
.                     .gnome             .netscape
..                    .gnome-desktop     .netscape6
.DCOPserver_linux_:0  .gnome2            .qt
.DCOPserver_linux__0  .gnome2_private    .recently-used
.ICEauthority         .gnupg             .skel
.Trash                .gstreamer         .sversionrc
.Xauthority           .gtkrc             .thumbnails
.acrobat              .gtkrc-1.2-gnome2  .wmrc
.adobe                .kbd               .xmcdcfg
.bash_history         .kde               .xscreensaver
.cddbslave            .kpackage          .xsession-errors
.esd_auth             .mailcap           Desktop
.exrc                 .mcop              OpenOffice.org1.1
.fonts                .mcoprc            alcaudsl.sys.
.fonts.cache-1        .metacity          bin
.fvwm                 .mime.types        evolution
.gconf                .mozilla           filedump.xml
.gconfd               .nautilus          speedtouchconf-28-01-2004.tar.gz
linux:~ # tar speedtouchconf-28-91-2004.tar.gz
tar: Old option `f' requires an argument.
Try `tar --help' for more information.
linux:~ # tar -xvzf speedtouchconf-28-01-2004.tar.gz
tar: speedtouchconf-28-01-2004.tar.gz: Cannot read: Is a directory
tar: At beginning of tape, quitting now
tar: Error is not recoverable: exiting now

gzip: stdin: unexpected end of file
tar: Child returned status 2
tar: Error exit delayed from previous errors
linux:~ #