I learned Ractor by improving the speed of my application. From this experience, I'll show you situations where Ractor is a good fit and how I changed it for Ractor.
Masatoshi Seki is a Ruby committer and the author of several Ruby standard libraries including dRuby, ERB, and Rinda. He’s an expert in object-oriented programming, distributed systems, and eXtreme programming. He has been speaking at RubyKaigi every year since 2006 when the Kaigi first started. He is also Principal Engineer at Canon Medical Systems corp.