Yes, probably. There isn't a person on HN that isn't using products that have one or more of his inventions embedded in it. Even if none of them are software or software related.

To save anyone the few minutes it took me to figure out what this means: https://news.ycombinator.com/item?id=14120362

A black bar (mourning band) is sometimes added to the top of HN when an industry figure dies.

He should indeed get one. RIP.