I reckon that this sounds like a good idea, especially where someone needs a problem solved that can really only be done by real-time communication.
And of course, for the occasional "how are you?" chat, would be cool.
Just as long as it is not subject to abuse (I don't personally think that our calibre of membership would stoop to that level).
No I'm all for it Bill, it just lessens the distance between us all!.