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SubjectRe: silent semantic changes with reiser4
Jamie Lokier wrote:
> Nicholas Miell wrote:
> > Anything that currently stores a file's metadata in another file really
> > wants this right now. Things like image thumbnails, document summaries,
> > digital signatures, etc.
> Additionally, all of those things you describe should be deleted if
> the file is modified -- to indicate that they're no longer valid and
> should be regenerated if needed.

In principle, not all of them. For example, a document summary
for a text document or a long (textual) description of a video
clip might remain the same when the user is only working on the
finishing details.

Maybe the metadata needs an attribute to determine how
'immutable' it should be wrt changes on the file? (Can you
spell meta-meta-data <g>)

Giuseppe "Oblomov" Bilotta

Can't you see
It all makes perfect sense
Expressed in dollar and cents
Pounds shillings and pence
(Roger Waters)

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