As one of the organizers of the philosophy group being discussed (Being and Becoming for reference) I read this post and comment section with great interest. We've been hosting these meetups every two weeks for 2+ years so it's about time we get a heavyweight critique. First, I feel really terrible that you felt this terrible after an event I had a hand in organizing. Seriously. I sincerely hope you haven't given up on the idea that 'common folk' can reason well, value holding true beliefs, and are deserving of admiration for attempting to understand thems...
Here are specific ways we go about this:
At the beginning of each cafe, we go through some house rules. One of them is not to name or concept drop without saying why that person is relevant to the current discussion or defining your terms. We even came up with a silly little gesture (... (read more)