tapes in fact i've been here at least fifteen or twenty years and the same question always comes up to me is what are we going to change the system the system of the answer is no a particular example so there are several reasons first reasoned analysis demonstrate the tapes are thousand times more reliable than disks need to make second tapes when they're not reuse and don't consume any electricity. in spots and going to city twenty third if you drop a hard drive there's a very good chance that it will be completely destroyed that's not true and take it in so that a plastic container could be damaged but we will be able to retrieve the data. through for tapes reliability the first computer was made in the one nine hundred fifty s. opted for tape. and since that pioneering era the storage capacity of tapes has