All analogies have flaws, and this one is not immune (likening real, physical property to ideas is troublesome). But the comparison of the two movements is appropriate and striking. Boyle calls for the formation of a political movement to advance the cause of the public domain, something that has already begun to happen with activities centered around the EFF and a few other groups such as copyfight and freeculture. But the ball has only begun rolling. Get involved.