The bottom of the article links to the history (individual features) of other IM programs from that era as well like ICQ and Yahoo Messenger.
The bottom of the article links to the history (individual features) of other IM programs from that era as well like ICQ and Yahoo Messenger.
I think the article mentions it. AOL tried to block it and this to and fro went 21 times before finally coming to a stop. MSN and Yahoo later signed a deal, I think, so that the former will work with latter’s contacts properly.