I bought this book, I believe I pre-ordered it based on this post. I was in a position where I was vaguely familiar with some of the concepts from uni but had f

I bought this book, I believe I pre-ordered it based on this post. I was in a position where I was vaguely familiar with some of the concepts from uni but had forgotten a lot of the details, and had never grasped the bigger picture. Well worth a read!