> I linked to a discussion thread linking to the other post.

Where?

> and you're turning a blind eye to it

I spent over an hour taking seriously, looking into, and responding to the concern you raised, only to be accused of "turning a blind eye". That is what one gets for being an internet idiot, which was obviously my mistake here.

> On other sites you will frequently see

That is what people resort to when they have no evidence to point to on HN itself, which is already clear from your having to go back as far as 2014 to dig anything up. HN gets millions of posts a year—from randomness alone you shouldn't have to go far back to come up with something that looks plausible, however superficially.