Well, it might be Yahoo's server acting kinda stupid right now. I can't get ANY new messages, and their "help guides" say "just wait".
I just sent a message from my Gmail to my Yahoo account. It ain't coming in.
-_- Let's wait and see how long it takes to find out your inbound servers are down......
*Link of why I'm having problems. Argh. http://help.yahoo.com/kb/index?local...4&locale=en_US