Two writers note, "By allowing others to use their work, collaborations, critique, and collective projects that were previously difficult to achieve can now take place" (Berry and McCallion). Supporters also believe that copyright limits the creative process and does not allow creators to build on platforms that already exist. The future of the technology seems wide open, as more people embrace the idea of free software and other items. As more people question the adaptability of copyright, copyleft will continue to grow and prosper. There are many barriers to open adoption of copyleft, because many software developers and others are reluctant to give up their rights and make a program free. Many developers make the bulk of their income from developing proprietary software and other products, so this is easy to understand. However, the technology...

It has a strong following, and it would seem that as business conditions continue to change and grow, it will become more popular in the future.
References

Editors. "What is Copyleft?" GNU.org. 2009. 18 March 2009. http://www.gnu.org/copyleft/.

Berry, David M. And McCallion, Marcus. "Time to Examine the Debates About the Ownership of Intellectual Property." Eye. 2001. 18 March 2009. http://www.eyemagazine.com/opinion.php?id=117&oid=290

Lillington, Karlin. "In Defense of Copyleft." Wired.com. 2001. 18 March 2009. http://www.wired.com/politics/law/news/2001/02/41679.