This "conversation with my past self" is IMHO one of the most valuable aspects of writing notes (in the margin, on sticky notes, etc.) Like you, I enjoy seeing

This "conversation with my past self" is IMHO one of the most valuable aspects of writing notes (in the margin, on sticky notes, etc.) Like you, I enjoy seeing what lens I was (over)using at that time, and what I thought of the various points made by the author. Also concur about the ~20-50x speedup, especially useful to quickly recap what I found salient in the book.