The Danger of Software Patents - Richard Stallman

May 18, 2005 - Calgary, Canada - Richard Stallman talks about software patents at the University of Calgary, Canada. Topics include myths about patents; what to do about patents (avoid a patent, get a license, overturn the patent); the field of physical engineering versus the field of software; the progress of software ideas; the effects of software patents; Canada and software patents. Copyright 2005 Note: This video may only be used for purposes such as criticism, review, private study, scholarship, or