They're not talking to us, they're crafting a viral e/acc tweet. I admit I don't quite understand the point of doing that deep in an HN comment thread, but once you realize what's happening you see it a lot. Perhaps if you read too much viral ragebait it starts to be your default mode of communication.
Where is that gas pedal taking you, by the way? I can see where it’s taking people like Garry Tan: https://www.fastcompany.com/91520702/y-combinator-garry-tan-...