Doesn't mean I haven't read about patterns, or pieces of the GoF book (which I have; and I'm reading the book itself right now). That would be like saying you

Doesn't mean I haven't read about patterns, or pieces of the GoF book (which I have; and I'm reading the book itself right now). That would be like saying you can't credibly talk about graphics unless you've read the white book: it simply isn't so.