1. It has nothing to do with what I'm talking about in the paper. In the true self-reference, itself is really itself. In your example it is a pseuo-itself, just words-play like "This sentence is false" and Russell's paradox.
2. It didn't learn anything, because learning is only a property of consciousness.
3. Is not even an "it" since it doesn't even exist. Is just a picture in your consciousness.