I actually find 37s' Campfire works for both async and synchronous communication. It's obviously a chat-room for immediate talking, but the highlighting and ea

I actually find 37s' Campfire works for both async and synchronous communication. It's obviously a chat-room for immediate talking, but the highlighting and ease of scrollback (without having to have irssi or similar running constantly) mean you can easily catch up and pick out messages left for you when you were offline. Which makes me think the post is just about the upcoming book.