An open letter to Matz on Ruby type systems • Tony ArcieriApril 29, 2015 An open letter to Matz on Ruby type systems Hi Matz, I really enjoyed your keynote at RubyConf 2014. The most interesting part of it to me was where you talked about how Ruby 3.0 might include some sort of type system. There are lots of directions you can go with type systems in Ruby. Your presentation talked about how you like to explore different directions that you could go with
