I, also, miss the decoupling you mention. On the other hand, the user interface design has influence on the community by way of what-is-visible and the length of wieldy posts; e.g. mail/​Usenet encourage long posts with quoting.
I, also, miss the decoupling you mention. On the other hand, the user interface design has influence on the community by way of what-is-visible and the length of wieldy posts; e.g. mail/​Usenet encourage long posts with quoting.