[0]: https://blog.heroku.com/archives/2011/7/12/matz_joins_heroku
It's also worth noticing that another implementation, JRuby is supported by Redhat. IIRC 2 people work on it full-time: Charles Nutter (Headius) and Thomas Enebo
http://www.chrisseaton.com/rubytruffle/
Obviously, this isn't people being directly paid to work on MRI, but there are side benefits like a richer set of rubyspecs and sometimes fixes landing in MRI.
Hiring GvR is better than nothing, but still a very long way from a "deep-pocketed multinational funding Python development".
I don't think he's a troll; it just seems that his opinion of Ruby is influenced by experience in other languages.
Facebook has had the author of jemalloc locked up working on making PHP go faster for a few years now. Surely there's a more productive place to sink that kind of talent.