Scott Chacon talks about the technologies that power GitHub (Erlang, Redis,...), and the benefits of Git as a version control and as a storage system.Also: ShowOff, Scott's JS-based presentation tool.
Tom Preston-Werner introduces Git and GitHub and answers some questions about GitHub's architecture and features. He also talks about its development process and explains that using Erlang was instrumental for making it robust. Kenneth Lundin then talks about the decision of Erlang/OTP team to move it to GitHub and how it helped increasing contributions from the community.
John Leach explains how Brightbox uses Virtualization in the data center and whether Virtualization causes performance problems. Also: a look at a few Unix tools and Linux features that Ruby developers might not know about.
Carl Lerche talks about the changes, design and new features in Rails 3. Also: the concepts and reasons behind Arel, the Rails 3 relational algebra library.
Chris Wanstrath discusses the state of GitHub's architecture, how GitHub is used and its impact on open source collaboration.
Oren Teich and Blake Mizerany talk about the technology behind Heroku and the benefits of the new add-on system.
Evan Phoenix discusses the path towards Rubinius 1.0, the status of the work on the JIT, optimizations in Rubinius and more.
Heroku's Adam Wiggins talks about how Heroku, Add-Ons, Ruby, and how Heroku manages to work around Ruby's inefficiencies using Erlang and other languages.
In this interview taped at FutureRuby, Jonathan Dahl explains ways to write clear Ruby code and how to use minimalism as a guiding principle.
Dr Nic Williams talks about his Ruby open source contributions (TextMate bundles, newgem,...), and how he manages to keep his many open source projects alive while still having a life.
In this interview taped at FutureRuby, Luke Galea talks about his experience with building sites using Ruby and Merb as well as integrating them using Erlang in the messaging layer.