YC is a Reddit investor, and dang hasn't chimed in connecting the threads, and the other thread was removed from the homepage. It's suggestive but it doesn't prove anything. The guidelines say that HN moderates its own properties less, but that may not always be true, especially pre IPO.
Google Workspace acquisitions are already a huge pain for regular orgs. I imagine it takes even longer for such orgs to be assimilated into Google.com, especially since they might decide to utilize dev time to make changes that’ll ease the migration or otherwise enable more data to be directly assimilated.