YARV: Yet Another RubyVM was started in January 2004 to speed up the execution of Ruby, and YARV is still running in your Ruby today as the core of Ruby.
In this presentation, I will look back on 20 years of YARV and describe the good and bad points of YARV.
Koichi Sasada is a programmer, mainly developing Ruby interpreter (CRuby/MRI). He received Ph.D (Information Science and Technology) from the University of Tokyo, 2007. He became a faculty of University of Tokyo (Assistant associate 2006-2008, Assistant professor 2008-2012). After the 13 years life in university, he had joined a member of Matz's team in Heroku, Inc. Now he is a member of STORES (engineer). He is also a director of Ruby Association. See a summary page of his activities (in Japanese) or a LinkedIn page for more details.