Mods didn't touch either thread except (1) we merged the duplicate discussions and (2) we rolled back the voting ring penalty so that the story would be on the frontpage.
This is in keeping with the principle that we moderate stories less, not more, when YC or a YC startup is part of the story. That's been the case since the beginning, and I've posted about it dozens of times: https://hn.algolia.com/?dateRange=all&page=0&prefix=false&qu....
I would imagine that's what happened here.
Edit: 10% of the votes came from resubmissions of the URL. The other 90% came from other sources.
There are a number of reasons why this is the case. One is that it is true. Another is that we've always treated the good will of the community as by far the biggest asset—in fact, the only asset—that HN has.
Really great vetting there, guys.
Had you checked the other thread during that "good minute", you'd have seen that all the comments were intact.