This is a great question and excellent theory on the EdgeRank algorithm. Facebook hasn't specifically (as far as I know) commented on this particular concept. We do know that Facebook is measuring and monitoring just about everything that is going on within their platform. With that knowledge, I'd say it's safe to say they are at least monitoring this pro... (more) In the API, "Replies" to particular comments are treated just the same as a normal comment. This would indicate to us that EdgeRank treats replies just the same as any other comments. The weight of the two objects would be the same.
Nested Comments provide an excellent opportunity to get meanin... (more)
The median Negative Feedback per post (per person Reached) is 0.03% [Source: The Typical Facebook Post Receives 0.03% Negative Feedback].
I took a look at what is good/neutral/bad. The following suggestions are looking at the median for the top 33%, the bottom 33%, and the middle. The metric is looking at Negative Feedback per post per person Reached.