>>>>> "Jim" == Jim Bryant <[EMAIL PROTECTED]> writes:
Jim> This is not a microsoft innovation, actually, I believe it
Jim> was a VMS innovation. It's called a generational filesystem.
Jim> the original is stored, and later generations of the file are
Jim> stored as diffs.
IIRC, plan9 has something similar with its three-tier, hierarchical
filesystem, except that it's not diffs that are copied, it's blocks
that have been written since the last dump.
See http://plan9.bell-labs.com/plan9/doc/9.html for more details.
--
Christopher Nielsen
(enkhyl|cnielsen)@pobox.com
Enkhyl on IRC
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