Natural Selection

You may copy, modify, and distribute the SDK and any modifications you make to the SDK in source and object code form, but only for free. Any distribution of this SDK must include this license.txt and third party licenses.txt. DISCLAIMER OF WARRANTIES. THE SOURCE SDK AND ANY OTHER MATERIAL DOWNLOADED BY LICENSEE IS PROVIDED “AS IS”. VALVE AND ITS SUPPLIERS DISCLAIM ALL WARRANTIES WITH RESPECT TO THE SDK, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY, NON-INFRINGEMENT, TITLE AND FITNESS FOR A PARTICULAR PURPOSE. LIMITATION OF LIABILITY. IN NO EVENT SHALL VALVE OR ITS SUPPLIERS BE LIABLE FOR ANY SPECIAL, INCIDENTAL, INDIRECT, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF OR INABILITY TO USE THE ENGINE AND/OR THE SDK, EVEN IF VALVE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. The mark Natural Selection was first represented in association with video-game software in June of 2001, and was first used in commerce around January, 2002. Natural Selection is Registered with the U.S. Patent and Trademark Office (No. 4,179,393). Many contributions from Karl Patrick ([email protected]), Petter Rønningen , Harry Walsh , and probably lots of people I forgot.