08:00 RT @confreaks: New Video! @RubyConf #rubyconf Keynote and Q&A: Matz by @yukihiro_matz https://t.co/qeswiCOexd 08:00 RT @PragTob: Best @yukihiro_matz keynote I've seen so far. Highly recommended to watch, also the Q&A is highly fun. h…