>>>http://blog.glennf.com/mtarchives/004445.html
>>>
>>>So, Michel, how often does your site ping our blogs?
>>
>>Once every 15 minutes to see if an update is done. You can turn it off by
>>removing everything in regards to that from your account setup.
>
>I think hourly is the standard these days.

Do you think you'll be changing this to be more bandwidth-friendly?