Copyright and Warranty
Red Hat Linux is copyrighted under the GNU General Public License. This section doesn't include the entire license nor its variants, but it does highlight a few items. Basically, the license provides three things:
The original author retains the copyright.
Others can do with the software what they want, including modifying it, basing other programs on it, and redistributing or reselling it. The software can even be sold for a profit. The source code must accompany the program.
The copyright cannot be restricted down the line. This means that if you sell a product for one dollar, the person you sold it to can change it in any way (or not even change it at all) and sell it to a second person for $10—or give it away at no charge ...
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