I never saw that O_o... :
Background Technology.
Contractor will disclose any Background Technology which Contractor proposes
to use or incorporate in connection with performance of its services to
Client. If Contractor discloses no Background Technology, Contractor warrants
that it will not use Background Technology or incorporate it into Work
Product provided pursuant thereto. Notwithstanding the foregoing, unless
otherwise agreed in the Job Terms, Contractor agrees that it will not
incorporate into Work Product or otherwise deliver to Client any software
code licensed under the GNU GPL, GNU LGPL, or any other license that by its
terms requires, or conditions the use or distribution of such code on, the
disclosure, licensing, or distribution of the Work Product or any source code
owned or licensed by the Client.
