This license allows others to rework, improve, and develop the work on a non-commercial basis, and while the requirements of attribution and non-commercial use remain for derivative works, there is no requirement that similar rights be granted to third parties for derivative works from it.
The licensed material may be used and modified in private.
Limitations
Trademark use
This license explicitly states that it does NOT grant trademark rights, even though licenses without such a statement probably do not grant any implicit trademark rights.
Liability
This license includes a limitation of liability.
Patent use
This license explicitly states that it does NOT grant any rights in the patents of contributors.
Warranty
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Conditions
License and copyright notice
A copy of the license and copyright notice must be included with the licensed material.