Lua meets Wikipedia http://www.meetup.com/Wikipedia-Engineering-Meetup/events/106078042/
Thursday, March 14, 2013 - 5:30 PM to 7:30 PM Wikimedia Foundation 149 New Montgomery Street, San Francisco, CA
Yes this is another of technical meetups but in fact power editors and anybody aware of {{templates}} might be interested as well. If only to know what is coming and the (still untapped) potential.