They probably do, but I haven't used Facebook at all aside from a brief period in the 2010s. If they organize on Facebook, and I don't have any other way of finding out about them or otherwise contacting them, I just don't bother.
I am willing to accept some inconvenience in order to be aligned with my goals, which I am learning puts me very much at odds with the average person.
I am willing to accept some inconvenience in order to be aligned with my goals, which I am learning puts me very much at odds with the average person.