I was invited to speak at RubyC in June 2016. RubyC is a two day conference in Kiev, Ukraine which is organised by the lovely people of Svitla Systems Inc. RubyC is a great conference for approximately 400 Ruby developers that is held each year in Kiev. If you ever get the chance to go, I would highly recommend it. I'd like to say a big thank you to the organisers for inviting me and looking after