The only thing I've used Yahoo for in recent years is a few groups that are hosted there including the active KX3 discussion. Something bothers me and I've just figured out what it is. When you first go to the Messages view, the footer is this way:
So I read that page and click Older (on the right). The next page of messages is shown and now the footer is like this (direction is swapped):
I'm sure Jacob Nielsen would have something to say about this...
Yahoo doesn't seem to know which way is the past and which is the future, I think whoever is in charge should be sacked, oh, he just has.