IMSAI 8080

From: William Donzelli <william_at_ans.net>
Date: Thu Jun 25 09:23:07 1998

> That may be longer than reasonable... I'd use say writable CDrom
> and if 9 years from now the ability to read that start getting scarce
> I'd use the next technology that is current then and copy to that.
> This would allow reading using available technology and also insure the
> data was fresh.

It is an excellent idea to keep checking on the archives.

> FYI: checksums and various other means can be used to
> insure a file has not been compromized and also make recovery possible.

CD-ROMs already have an huge amount of error detection and correction
codes built in. The overhead they take up is quite large, far more than
SECDED, normally used on workstations, minis, mainframes. Adding more
would not hurt, but probably would not help much either.

William Donzelli
william_at_ans.net
Received on Thu Jun 25 1998 - 09:23:07 BST