We had someone from BC in LC yesterday. Interestingly his comment on his experience was that he probably wouldn't come back because he felt that it would have been different had he not been there and that he had somehow changed it.
I could have gone to virtually any traditional service yesterday and, assuming I wasn't the only one there, would have had no impact on the proceedings whatsoever.
So in answer to this newbies comment I was say a very emphatic YES, yes he did affect what we did, we all do. That's what happens. That's the difference