> Ah, I meant: for the last 24 hours, several
> instances of the command line version have been
> running.  I suppose for those specific instances
> there is no way to pause them other than by
> hibernating the machine.
On startup the retry should autoresume.

> (If I were to close down the Internet connection,
> would they error out on the not-yet-captured files
> in a reasonable time?)
I don't know what the default timeout/retry settings are, so I wouldn't.