"Clear, correct, and deep, this is a welcome addition to discussions of law and computing for anyone -- even lawyers!"-- Lawrence Lessig, Professor of Law at St

"I have studied Rosen's book in detail and am impressed with its scope and content. I strongly recommend it to anybody interested in the current controversies s

The book wraps up with a look at the legal effects--both positive and negative--of open source/free software licensing.

Much of the innovative programming that powers the Internet, creates operating systems, and produces software is the result of "open source" code, that is, code