How about motivating killing some unanswered questions by having a chart that shows the progress we've made?
EDIT: OK, I made one. Live chart!
EDIT 2: Live chart replaced with how it looked at the end of the event.
It's number of unanswered questions on GDSE over time, from around midnight December 9th, when I left the data collection running, until ...
Make softball/canonical questions
We get a lot of the same kind of questions: mostly from folks starting out, but the answers would be too broad or opinionated for the Q&A format. Some examples: "I want to make X / do Y, what do I need to know?" "Should I use this or do that?"
Right now we close these questions to prevent attracting low-quality answers,...