Why we need a software museum
blog.8thcolor.com
blog.8thcolor.com
About the fear losing our knowledge of good and bad practices, open source software itself can serve that purpose, most major projects being well documented with both development manuals and discussions from the community.
Computer History Museum http://www.computerhistory.org/ runs Software Preservation Group http://www.softwarepreservation.org/
Software Preservation Group already collected some impressive archives.
Next you'll be looking for specifications and time to do the work properly.