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This is useful for working out whether the file that you are unzipping is an evil zip file which will create 200 new files in your current direction
The URL can then be pasted with a middle click.
This is probably useful when trying to explain problems over instant messaging when you don't have some sort of shared desktop.
This is useful for use in scripts.
Note that this will leak your password to ps, so this shouldn't be used on shared machines. Use key files for this
This is useful for command line 'recycle bins' and such like