-**This weekend** we are holding a [hackathon](http://www.facebook.com/event.php?eid=134761769934166) both in the SIPB office and at [522 Ramona St, Palo Alto CA](http://stri.pe/LSju3n).
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We hold a hackathon about one Saturday or Sunday a month in the SIPB
office. A hackathon is a great opportunity to get involved in a