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Those are links to outside content, you seriously think we should pay that much for it?
Engagement is pretty much zero. His last comment - 24 days ago.

think we should pay that much for it?

I'm going to read between the lines. It sounds like this is for curation based on the value of the content. Also, not just curating the content itself, but the impact on the reward pool as a whole. Indicating that a downvote was necessary to stabilize the pool.