I guess they learned from Digg to not do a massive rollout. That way the new mild users who don't know the old design start invading the site and the day they

I guess they learned from Digg to not do a massive rollout. That way the new mild users who don't know the old design start invading the site and the day they delete old.reddit they'll only lose a minority of users. IMHO the real bad change the last few years (leaving closing subreddits aside) was the removal of the number of upvote/downvote.