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I can't remember, because those times never existed. IRC was the only open one, before XMPP. The first one will stay forever. All other protocols like ICQ, MSN

by gsich 8y ago

I can't remember, because those times never existed. IRC was the only open one, before XMPP. The first one will stay forever. All other protocols like ICQ, MSN, AIM were reversed so that you can use your Miranda/Trillian/XYZ, not what I would call "open".