Their first post is dated 28 July - https://twitter.com/HNStatus/status/361707202123268096
edited: "They're" --> "Their" (there/their/they're will be the death of me!)
edited: "They're" --> "Their" (there/their/they're will be the death of me!)
I sure hope that isn't literal. I've heard of "grammar nazis" but that would be ridiculous. Stay safe!