My further thoughts on this, from 2006, are in this blog article, “Design Patterns of 1972” http://blog.plover.com/prog/design-patterns.html http://blog.plover

My further thoughts on this, from 2006, are in this blog article, “Design Patterns of 1972” http://blog.plover.com/prog/design-patterns.html http://blog.plover.com/prog/design-patterns.html