It depends on your relationship with it. If copyright is the way you make money to feed yourself, it's pretty darn important.
For people who make their living through their creative works, copyright is always important.
Copyright encourages creators to create.
For the rightsholder, copyright allows an income to be derived from the book and its content. For a user, copyright law allows certain unlicensed uses such as in education or criticism.
Copyright limits the extent to which you can quote existing works, but it also protects your completed work.
Copying, including reprography, requires the permission of the copyright holder or an exemption in the law.
To see if they are alive Copyright
The copyright page of a book gives much more information than just the copyright. It includes the cataloging data from the country of origin, edition information, and often even the typeface and paper quality.
In the US, the current copyright act is from 1976, and went into effect in 1978. There were significant changes from previous acts.
"Maniac Magee" written by Jerry Spinelli is protected by copyright. The copyright for the book belongs to its author, Jerry Spinelli or his designated publisher. It is important to seek permission from the copyright holder before reproducing, distributing, or adapting any content from the book.
Software piracy
Copyright is very important. It is in place because if you made a picture of example, you want people to know that it is what you have created. By using copyright any one who would like to use this picture/ design, etc will need your permission. As it is there design, you can't 'nick' it.
2006.