The newly added conference chat feature allows user to conference with users from any of the public IM. The innovative feature would enable users to maintain their existing accounts and still be able to talk to users of any other public IM. The conference chat can have users of MSN, Yahoo, Gtalk or AOL into the same conference. This is the first such Cross IM Conference chat available.
MQIM Collaborative Chat
Using normal chat or conference chat one can only chat to his/her own contact/buddy list. But using MQIM Collaborative Chat, user will be able to chat to someone from his/her friends contact/buddy list.