I just realize, after a clean restart, that the usual blue-purple Yahoo Mail icon has been replaced by a standard icon though it has a neat "Y" little icon in the middle bottom of the envelop. I like this new icon. It gives a consistent look over all mailbox.

Yahoo! Go will be discontinued on January 12, 2010, at 12:00 a.m. PST, so that we may focus on simplifying and enhancing your future mobile Web experiences. After this date, you will no longer be able to use Yahoo! Go 2.0 or 3.0 from your mobile phone.