> The FCC's decision freed other companies to build new, better instant-messaging apps without AOL standing in their way. And frankly, AIM wasn't able to keep u

> The FCC's decision freed other companies to build new, better instant-messaging apps without AOL standing in their way. And frankly, AIM wasn't able to keep up with them. What am I missing here? The only other service I recall AIM having interoperability with was ICQ. I recall MSN Messgenger tried to integrate at one point but was blocked. What are these other better instant messaing apps that thrived? I seem to have missed them.