Here's Martin McClure from Gemstone, talking about building Ruby in Smalltalk. This is from the MagLev project that Gemstone has been working on, and the talk was at ESUG 2009. To watch, click on the viewer below: If you have trouble viewing that directly, you can click here to download the video directly You can also watch it on Vimeo: Ruby in Smalltalk at ESUG 2009 from James Robertson on Vimeo.