> This could be related to having read a lot on the topics in the past so the subject matter was familiar I think you've hit the nail on the head. For many pe

> This could be related to having read a lot on the topics in the past so the subject matter was familiar I think you've hit the nail on the head. For many people, this book is their first encounter with much of this material (as it was for me, so long ago.) For you, it's like reading a tour guide of your home city. You're not the intended audience.