Presented at the L.A. Ruby meetup, April 2015
Links included in this presentation:
* https://gist.github.com/dhh/981520
* https://github.com/ujjwalt/rails/pull/1
* https://github.com/rails/rails/pull/15719
* https://gist.github.com/claudiob/34f610b240a3fec364ae
* https://github.com/arsduo/batch_api