does rsync not preserve directory mtimes?

[Faheem Mitha]

On Sun, 26 Jun 2011, Matt McCutchen wrote:

>> From the man page:
>
> -b, --backup
>
>        [...] Note that if you don’t specify --backup-dir, (1) the
>        --omit-dir-times option will be implied, [...]

Thanks for the fast explanation. I was using this flag out of force of 
habit.
                                                        Regards, Faheem