Ben Franchuk wrote:
  Ethan Dicks wrote:
 True.  But paper listings are the most durable of all.  In the distant
 future, we'll still have eyes and fingers even if we migrate away from
 pushing electrons through semiconductors for fun/profit. 
 Hmm computers using the ever popular 12AX7. :) 
How about barcodes on microfiche?  The first page would be an indesx of
what the rest of the codes are for, or how the encoding is done.