What Is a [Delayed] Comment?

Question

I came across this comment that showed as [delayed] and I was wondering if anyone is familiar with this HN feature/behavior ?https://i.imgur.com/0hM12K3.jpg

tornato7 · Accepted Answer

I have seen it too. Maybe it's this:https://news.ycombinator.com/item?id=231024

What Is a [Delayed] Comment?

I came across this comment that showed as [delayed] and I was wondering if anyone is familiar with this HN feature/behavior ?
https://i.imgur.com/0hM12K3.jpg

I have seen it too. Maybe it's this:
https://news.ycombinator.com/item?id=231024