Copyright and Licenses
collection of rights granted to authors of pieces of work
When a copyright is expired, work is donated, or is made with public money. Makes so work can be used freely.
Copyrighted work that you can use, copy, or give away for free.
Copyrighted material that you can use for free for a limited amount of time, then later have to pay if you want to do more with it.
All Rights Reserved
Allows user to only use product by terms of license agreement.
Software that includes source code that someone can improve upon it.