it's not just a question of storing, there are also problems with reading
old media & old file formats; you won't be able to find a dvd drive in 50
years, let alone read the data
----- Original Message ----- The better
> (archival quality) disks cost $3-$5 and are projected to last,
> conservatively, 100-years ... so make copies every 50 years. How odious a
> burden can that be?