“The real value in the new Groups stem from two things”, he tells me. “First, instant group chat… and second, using the Group “wall” is a real-time experience, obviously pulling from the FriendFeed playbook by allowing replies and likes to push conversations to the top of the page without having to refresh.
“These are both steps towards an interface familiar to FriendFeed users, but not necessarily ones that will cause them to leave FriendFeed behind.”