Replying to myself, to say that it is interesting how must people replied to this to comment about the "null != variable" thing. Kinda makes my point. I suppo

Replying to myself, to say that it is interesting how must people replied to this to comment about the "null != variable" thing. Kinda makes my point. I suppose it could be explained by the fact that it's much easier to say something about the intuition of "null != variable" than to share some architectural insight.