Andrew Metcalf has 2 videos available on Confreaks.TV. Their most popular video is How to load 1m lines of Ruby in 5s which has been viewed 531 times since it was posted on 11/29/2017.
How to load 1m lines of Ruby in 5s at Ruby Conference 2017 531 total views
How to Load 1m Lines of Ruby in 5s at GORUCO 2017 380 total views