If you are referring to the search engines, Yahoo generates more traffic than Bing but it is quickly losing market share to Bing If you are referring to the content portals (MSN & Yahoo), I prefer Yahoo, I never visit MSN but always get my news from Yahoo
You should try to submit some Uri to Yahoo and MSN. You’ll be very surprised since both of them use Bing search engine. It means there is no big difference in Yahoo or MSN SEO. I might be wrong, of course.
yahoo is best of the all.yahoo gives high quality and clear speed of voice and video chat.i prefer yahoo than others.
i have used both messengers and as a search engine, although both are perfect but yahoo is the best and easy to use.i think it has treffic more.
For chatting prefer MSN & for Email, I prefer Yahoo. But, when wanna have one solution I prefer Gmail
Yahoo and MSN both are good according to their page rank, but I personally feel yahoo is a enhanced version for one's who loved to do searching.
I would go with Yahoo, I do use both, however, as well as AIM and ICQ. For news and custom pages I use Google and Yahoo.
I most like use to Yahoo. because i have to marketing by my yahoo account. I tried through hotmail same but it always spammed my emails that were important only for me.