I think this is great read. The point of this is learning - as you probably would have seen in the article yourself. I don't know what's the point of questionin

I think this is great read. The point of this is learning - as you probably would have seen in the article yourself. I don't know what's the point of questioning his design - if you don't like you always have option change it and/or implement it as you think is best. IMHO Carl did some really great work here.