It takes a while to load, and heavy traffic stops some features from working. You're much better off writing in markdown and generating the site with some static site generator, although I'll admit that is more work.
It's not a huge deal though - I'm fine with it, just an interesting choice :)
This. The page is under 50KB and it takes longer to render / download (or whatever witchcraft they're doing between the back-end and DOM) an HTML representation of a rich text document than it takes this 113KB+ page on HN.
It's not a huge deal though - I'm fine with it, just an interesting choice :)