"Rubinius, MacRuby, and JRuby match the spec." What specs do they all match right now? The implementation teams are doing stunning work, but last I heard the

"Rubinius, MacRuby, and JRuby match the spec." What specs do they all match right now? The implementation teams are doing stunning work, but last I heard they were not all completely compatible and complete. "And I raise my hand, I'm happily on 1.9 for over a year now." Sure, but you're part of one those quiet Ruby communities that gets ignored by surveys such as Hampton's.