Conntects has a very powerful commenting system.
Rather than go into deep detail on how comments work, I'll turn over the floor to some artificial characters, who will perform an artificial conversation for your demonstration pleasure.
Scroll down below and see the commenting system in action. Notice how replies are linked.
A major advantage of having time-ordered comments is that you as post author need get but one message from many comments. For example the last two comments resulted in this message on my dashboard:
Had there been 20 comments, the 2 would have become a 20. The Read button above would take me to the first of the unread comments, and I could see all the new comments lined up in a column below simply by scrolling.
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