| Unless you're pushing your server to the utter limits, I find
|that the overhead for the interserver traffic is minimal compared to the
|average traffic of a day's posts. Watch the logs... it's chatty during
|the night (when usually nothing else is going on) but it's a reasonably
|low percentage of average traffic.
It's always day-time somewhere in the world; likewise it's alway
night-time ;-)
/Pete