I'm surprised no-one has linked Steve Yegge's Universal Design Pattern – http://steve-yegge.blogspot.co.uk/2008/10/universal-design-pattern.html http://steve-ye

I'm surprised no-one has linked Steve Yegge's Universal Design Pattern – http://steve-yegge.blogspot.co.uk/2008/10/universal-design-pattern.html http://steve-yegge.blogspot.co.uk/2008/10/universal-design-p... It argues that loosely defined objects are an excellent design pattern, but I'm too tired to decide if it is directly relevant to this.