[jdreyfuss]

No, the article feels like it's not communicating the reason that this is potentially important very well. If I'm reading this right, the whole opening takeaway about the Atlantic ocean shrinking doesn't seem like the point here.

From what I gather in TFA, we haven't figured out how subduction zones start, and we're currently observing the beginning of one in progress, which is giving us the data to back up earlier theories for the first time. This fills an important gap in our understanding of plate tectonics.