then there's Copyright
opyright insures that the person who created something--whether
a book or a piece of music--is reimbursed for his intellectual
work. If there were no copyright protection, there would
be no economic incentive to create these works.
is a set of legal rights that an author has over his work
for a limited period of time. Copyright covers everything
from using images or sound files from the Web to photocopying.
is protected by copyright. The exception is work that is in
the "public domain, " which can be reproduced or
used by anyone. However, you still must credit the author.
Some examples of public domain sources:
of the U.S. Government
laws and other publications of the Federal government,
the U.S. Constitution
has been waived by the author.
on which the copyright has expired
by William Shakespeare