Since you asked... From what I recall, my issues were, beside the apparent age difference, scheduling conflicts, low-interest announced topics of discussion, loss of (real or perceived) anonymity, and maybe a faint negative vibe from some of the members' posts/comments on LW.
Are you at least on the list? If you're interested in coming to the meetups, I'm sure we could work out a schedule and topics of discussion that work for everyone.
I think we need to have more discussion of meetup tactics on LW. At my local meetup, we've been feeling a bit lost about what works best, so I hereby propose that we have semi-regular meetup tactics discussions like the open and quotes threads.
So here's a few questions to start us off: