premise: Mr. Lessig, on your First Amendment argument I don't see where the retroactivity-prospectivity comes in, because -- I follow your argument under the Copyright Clause, but if you're saying that the time is too long, the public domain should get this stuff sooner rather than later, would you explain to me how your prospectivity-retrospective line fits into your First Amendment claim?
hypothesis: Mr. Lessig made an argument which was predicated on a US founding document
reason: This is described in the statement, the system does not know what the constitution is