Dennis Ushakov has 2 videos available on Confreaks.TV. Their most popular video is RubyMotion and RubyMine which has been viewed 1,005 times since it was posted on 06/19/2014.
Ruby Debugger Internals at RailsConf 2015 549 total views
RubyMotion and RubyMine at Inspect 2014 1,005 total views
