From: Sylvain Joyeux Date: 2007-08-07T01:42:35+09:00 Subject: Re: Mac OSX singleton On Monday 06 August 2007, Fyodor wrote: > This might be an actual bug in ruby itself. any comments? This is a common misconception about singletons. Most singleton implementations do not guarantee that you build only one instance of the class. It guarantees that only one instance is ever returned from (in the case of Ruby) klass.instance. Sylvain