I’ve seen a lot of “ads” on websites asking you to shift to Firefox. But, it isn’t often that you see an ad asking you to shift to IE.
But, today while checking my Yahoo! Mail on the Classic interface, I saw this. (Check the text I circled)
It leads you to a download page where Yahoo! is distributing a customised version of Internet Explorer 8, optimized for Yahoo!
The browser has a built in Yahoo! Homepage, Yahoo! Toolbar and Yahoo! Search for quick access to Yahoo!