What's a hackathon
A hackathon is a moderated workshop with a specific topic where experienced users and newbies can get together and share experience, improve parts of the featured project or step through some project internals.
YAPC::Europe 2007 hackathons
The session will last about 3 hours and take place in a dedicated lab. The hackathon moderator will give a short introduction (approx. 30min) into the topic and then ... hack, hack, hack ...
Here you can find the original Call for Hackathons