Add an eventJohn Collison's events in 2012
May 2012
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15
Work at a Startup 2012
United States United States, Mountain View
15th May 2012, 6pm
John Collison tracked this conference
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30
BackboneConf 2012
United States United States, Boston
30th–31st May 2012
John Collison tracked this conference
December 2012
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27
29th Chaos Communication Congress (29C3)
27th–30th December 2012
John Collison attended this conference
