I think I was one of the earlier proposers. I get to London or Paris on AA a lot and have to then get around Europe. I'd be interested in others' experience using OneWorld partners in that and other contexts.
To SCMM: FlyerTalk software applies a "junior member" label to anyone who hasn't posted a few dozen messages yet. It's no reflection on you or on the value of your comments. Stick around and it will go away. Meanwhile, don't sweat it!