Earlier quoted context omitted.
Possibly the Seattle Freeze? http://seattletimes.nwsource.com/pacificnw/2005/0213/cover.h... In the 5 years after college that I lived in the city proper, the only tech group I managed to hang around was Seattle.RB, and only a few meeting at that.
In my 31 years of Seattle I guess I've found that friendships here are made and kept by doing active stuff together. Like camping, or boating, or cycling. There's not a lot of interest in "hey, want to loaf around together for a couple hours?" A lot of folks I know seem to tolerate the Seattle weather only because the summers and activities are great; killing time as bumps on a log is kind of silly. Or maybe I'm just…
It's not necessarily an insurmountable gap but it's enough to intimidate most people who aren't already outgoing, or who are accustomed to a friendlier town.
I grew up in Redmond, went to college at WSU, and moved into Seattle in 2002. For the longest time after that, when walking into a bar or show, I had to keep persuading myself that people were not going to point and scream at me like Donald Sutherland in the 70's Body Snatchers movie.