[cft]

That was sunk by the mods off the first couple of pages, despite its upvoting velocity.

PS you don't need to downvote this, just wait for the mod action. But for veracity, search for it on the first 3 pages. It's not there. And then compare its time of posting and score with entries that are there

[zug_zug]

No, HN automatically deranks articles that generate more comments than upvotes. Iirc they also derank articles that get flagged multiple times.

[prvc]

It happens automatically for contentious threads (measured in comments).