Just going to share a little anecdote here. I moved to Los Angeles in 2004. The next year I organized a softball team, mostly coworkers at the time. There are six of us that have been playing since we started, going on seven years now, even though we've almost all since changed jobs. Even though it's "just softball" (and our league is about as uncompetitive as possible without being totally beer-league), we've all ma…
Edit: Unfortunately not that many meetups in the summertime. ;)