There should just be threads with multiple links. The "original source" is what happens when you click it. The secondary source is where things like TechCrunch'

There should just be threads with multiple links. The "original source" is what happens when you click it. The secondary source is where things like TechCrunch's opi ion pieces go. Instead of having some classifier do the grouping, have the high-ranking community members handle this merging. The discussions in these big threads would be about the topic in general, not just TechCrunch's version or Venturebeats version