Last updated: 06:08AM 12/03/07
The following is from the man page for tar on Ubuntu 7.10
The GNU folks, in general, abhor man pages, and create info documents
If you want to read the complete documentation for GNU tar, please refer to the online version at http://www.gnu.org/software/tar/manual/index.html.
instead. Unfortunately, the info document describing tar is licensed
under the GFDL with invariant cover texts, which violates the Debian
Free Software Guidelines. As a result, the info documentation for tar
is not included in the Debian package.