Picnicon was lightly attended (between 20 and 25 people), partly I suspect due to the threat of lousy weather (that didn't materialize), partly due to being in July, which is fairly far from the bit of publicity we give it at DucKon. But folks seemed to have a good time.
Yesterday's christening also went well.
jeff_duntemann posted a write up and pictures -- I'll post more later.
You might think about a mass e-mail or postcard mailing about a month or so prior to the event.