if you are interested, there is also a separate blog post, http://www.codecademy.com/blog/143-eventhub-open-sourced-funnel-analysis-cohort-analysis-and-a-b-test

if you are interested, there is also a separate blog post, http://www.codecademy.com/blog/143-eventhub-open-sourced-funnel-analysis-cohort-analysis-and-a-b-testing-tool http://www.codecademy.com/blog/143-eventhub-open-sourced-fun..., in which we talk about some high level architecture consideration