We do want to open source the code. In order to get to production we took some shortcuts which tightly integrated some components of this system with Segment’s

We do want to open source the code. In order to get to production we took some shortcuts which tightly integrated some components of this system with Segment’s infrastructure and would make it hard for anyone to deploy. We discussed open sourcing the code along with this blog post but we felt like it would have more value once we’ve put a bit more work into it to make it easier to work with, and add a couple of features we have in the pipeline.