SEWilco writes: A study by the Library of Congress has found that many audio recordings are being lost due to copyright restrictions and temporary media. Old audio recordings are protected by a various U.S. state copyrights so it's hard for preservationists to get and copy material. Recent data is threatened by being put on writable CDs because CD-Rs begin to lose data after a few years, so recordings from as recently as 9/11 and the 2008 elections are already at risk.
He's like a function -- he returns a value, in the form of his opinion.
It's up to you to cast it into a void or not.
-- Phil Lapsley