The requirement to provide Installation Information does not include a requirement
to continue to provide support service, warranty, or updates for a work that has been
modified or installed by the recipient, or for the User Product in which it has been
modified or installed.
Access to a network may be denied when the modification itself materially and
adversely affects the operation of the network or violates the rules and protocols for
communication across the network.
Corresponding Source conveyed, and Installation Information provided, in accord with
this section must be in a format that is publicly documented (and with an implementation
available to the public in source code form), and must require no special password or
key for unpacking, reading or copying.
7. Additional Terms.
"Additional permissions" are terms that supplement the terms of this License by making
exceptions from one or more of its conditions. Additional permissions that are applicable
to the entire Program shall be treated as though they were included in this License, to
the extent that they are valid under applicable law. If additional permissions apply only
to part of the Program, that part may be used separately under those permissions, but
the entire Program remains governed by this License without regard to the additional
When you convey a copy of a covered work, you may at your option remove any
additional permissions from that copy, or from any part of it. (Additional permissions
may be written to require their own removal in certain cases when you modify the work.)
You may place additional permissions on material, added by you to a covered work, for
which you have or can give appropriate copyright permission.
Notwithstanding any other provision of this License, for material you add to a covered
work, you may (if authorized by the copyright holders of that material) supplement the
terms of this License with terms:
* a) Disclaiming warranty or limiting liability differently from the terms of sections 15 and
16 of this License; or
* b) Requiring preservation of specified reasonable legal notices or author attributions
in that material or in the Appropriate Legal Notices displayed by works containing
* c) Prohibiting misrepresentation of the origin of that material, or requiring that modified
versions of such material be marked in reasonable ways as different from the
original version; or
* d) Limiting the use for publicity purposes of names of licensors or authors of the
* e) Declining to grant rights under trademark law for use of some trade names,
trademarks, or service marks; or
* f) Requiring indemnification of licensors and authors of that material by anyone who
conveys the material (or modified versions of it) with contractual assumptions of
liability to the recipient, for any liability that these contractual assumptions directly
impose on those licensors and authors.