Francesco Potorti` <[EMAIL PROTECTED]> writes:

> it was useful when I updated a dired buffer with 'g' without looking at
> it first, and wanted to look at its old status.  Very handy in some
> situations.

Handy if you know what you are doing, but potentially very confusing
and dangerous for the average/naive user.  "I can always delete something
in dired, since undo will get it back".

-- 
Kim F. Storm <[EMAIL PROTECTED]> http://www.cua.dk



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