Sometimes it's a big no-no on HN to comment or point out background information or context and sometimes it's not.

fallacy of assossiation? It's not even a valid misalignment. "Oh they host servers and are in the same seller's circle as other server sellers". Yeah, we were all on Twitter at one point, guess we are all culpable for the terrorism there?

If you're going to make accusations, at least make them sound, let alone factually correct.