So Engine Yard ends their support of JRuby in 2012. Then, just a few weeks ago, they end support for Rubinius. Now, they'll be ending support for RVM next week... A shift in strategy? Financial troubles? Either way, it seems they need to update their "Engine Yard Loves Open Source" page: https://www.engineyard.com/community/open-source
> We are proud to employ and support contributors to such projects as Lithium, Travis CI, Rubinius and RailsInstaller. Check out the comprehensive list of open source projects we’re involved in below.
That fact hasn't changed (at least, not until they start firing people)