I just tripped over the "15th birthday party" thread from 5 years ago (+ 2 months, now): http://thread.gmane.org/gmane.org.user-groups.linux.gnhlug.announce/753 What : Party for GNHLUG's 15th Birthday Date : Mon 26 Oct 2009 Did we really miss having a party for the 20th? -- "Don't be afraid to ask (λf.((λx.xx) (λr.f(rr))))."